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电子类术语英汉词汇（Ⅳ）
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M
MA-scope,MA型显示
Mach number,马赫数
machine code,机器代码
machine intelligence,机器智能
machine language,机器语言
machine type rock ore densimeter,机械式岩矿密度仪
macro analysis,常量分析
macro instruction,宏指令
macro-economic model,宏观经济模型
macro-economic system,宏观经济系统
macroassembly language,宏汇编语言
magnet,磁铁
magnet assembly,磁体
magnet dynamic instrument,磁式动态仪器
magnetic analyzer,磁分析器
magnetic balance,磁秤
magnetic card,磁卡
magnetic core,磁心
magnetic damper,磁性阻尼器
magnetic deflection,磁偏转
magnetic detector for lightning currents,闪电电流磁检示器
magnetic disc,磁盘
magnetic domain attachment,磁畴附件
magnetic drum,磁鼓
magnetic field,磁场
magnetic field meter,磁场计
magnetic field strength transducer[sensor],磁场强度传感器
magnetic flaw detection ink,磁悬液
magnetic flow transducer,磁性流量传感器
magnetic flux transducer[sensor],磁通传感器
magnetic grating displacement transducer,磁栅式位移传感器
magnetic induced polariaxtion instrument,磁激电仪
magnetic locator,磁定位器
magnetic logger,磁测井仪
magnetic oxygen transducer[sensor],磁式氧传感器
magnetic particle,磁粉
magnetic particle inspection,磁粉探伤机 magnetic potentiometer,磁位计
magnetic prospecting instrument,磁法勘探仪器 magnetic(quantity)transducer[sensor],磁（学量）传感器
magnetic resistivity instrument,磁电阻率仪
magnetic resistor,磁敏电阻器
magnetic rotaion comparison,磁旋比
magnetic scale width meter[gauge],磁栅式宽度计
magnetic screen[shield],磁屏蔽
magnetic sensor,磁传感器
magnetic separator,磁性分选仪
magnetic storage,磁存储器
magnetic susceptibility logger,磁化率测井仪
magnetic tape,磁带
magnetic tape unit,磁带机
magnetic widn,磁风
magnetization method,磁化方法
magnetizer,充磁机
magnetizing,磁化
magnetizing assembly,磁化装置
magnetizing coil,磁化线圈
magnetizing current,磁化电流
magnetizing time,磁化时间
magneto electric balance,电磁天平
magneto sensor,磁敏元件
magnetoelastic effect,压磁效应
magnetoelastic force transducer,磁弹性式力传感器
magnetoelastic rolling force measuring instrument,磁弹性式轧制力测量仪 magnetoelastic tensiometer,磁弹性式张力计
magnetoelastic torque measuring instrument,磁弹性式转矩测量仪
magnetoelastic torque transducer,磁弹性式转矩传感器
magnetoelastic weighing cell,磁弹性式称重传感器
magnetoelectric phase difference torque measuring instrument, 磁电相位差式转矩测量仪
magnetoelectric phase difference torque transducer,磁电相位差林转矩传感器 magnetoelectric tachometer,磁电式转速表
magnetoelectric tachometric transducer,磁电式转速传感器
magnetoelectric velocity measuring instrument,磁电工速度测量仪
magnetoelectric velocity transducer,磁电式速度传感器
magnetometer,磁强计；磁力仪
magneto-optical effect magnetometer,磁阻磁强计
magnetoresistive magentomenter,磁致伸缩磁力仪
magnetostriction testing meter,磁致伸缩测试仪
magnetostrictive transducer,磁致伸缩振动器
magnetreater,磁处理机
magentrol,磁放大器
magnification,放大倍率
magnitude-frequency characteristics,幅频特性
magnitude margin,幅值裕度；幅值裕量
magnitude-phase characteristics,幅相特性
main axle of penetrator,压头主轴
main storage,主存储器
main valve,主阀
maintainalbility,可维修性；可维护性；维修性；维修度
maintenance,维修；维护
maintenance test,维护试验
major loop,主回路
management decision,管理决策
management information system(MIS),管理信息系统
management level,管理级
management science,管理科学
manager,管理站
Manchester encoding,曼彻斯特编码
mandatory standard,强制性标准
manipulated variable,操纵变量
man-machice communication,人机通信
man-machine coordination,人机控制
man-machine coordination,人机协调
man-machine interaction,人机交互
man-machine interface,人机界面
man-machine system,人机系统
manned submersible,载人潜水器
manometer,压力计
manual control,手动控制
manual data input programming,手动数据输入编程；人工数据输入编程
manual operating device,手动装置
manual operating mode,手动运转方式
manual scanning,手动扫查
manual station,手动操作器
manufacturing automation protocol(MAP),制造自动化协议；生产自动化协议
manufacturing message service(MMS),加工制造报文服务
mapping,页面寻址；面分布图
marine barometer,船用气压表
marine digital seismic apparatus,海洋数字地震仪
marine flux-gate magnetometer,海洋地球物理勘探
marine gravimeter,海洋重力仪
marine gravimeteric survey,海洋重力测量
marine instrument,船用仪器仪表
marine optical pumping magnetometer,海洋光泵磁力仪
marine proton gradiometer,海洋质子梯度仪
marine proton magnetometer,海洋质子磁力仪
marine proton precession magnetometer,海洋质子磁力仪
marine seismic prospectiong,海洋地震勘探
marine seismic streamer,海洋地夺电缆；拖缆；漂浮电缆
marine vibrating-string gravimeter,海洋振弦重力仪 mark,标志
mark of conformity,合格标志
marking,标志
marking of an instrument for explosive atmosphere,防爆仪表标志
mass,质量
mass absorption coefficient,质量吸收系数
mass analyzed ion kinetic energy spectrometer(MIKES),质量分析离子动能谱仪
mass analyzer,质量分析器
mass centering,质量定心
mass centering machine,质量定心机
mass chromatography(MC),质量色谱法
mass decade range,十倍质量程
mass discrimination effect,质量歧视效应
mass dispersion,质量色散
mass flow computer,质量流量计算机
mass flow-rate,质量流量
mass flow rate senstive detector,质量流量敏感型检测器
mass fragmentography(MF),质量碎片谱法
mass indicator,质量指示器
mass number,质量数
mass peak,质量峰
mass range,质量范围
mass scanning,质量扫描
mass spectrograph,质谱仪
mass spectrometer,质谱计
mass spectometric analysis,质谱法
mass spectrometry(MS),质谱学；质谱法
mass spectrometry-mass spectrometry(MS-MS),质谱-质谱法
mass spectroscope,质谱仪器
mass spectroscopy,质谱学
mass spectrum,质谱
mass-spring system,质量弹簧系统
mass stability,质量稳定性
mass storage,大容量存储器；海量存储器
mass-to-charge ratio,质荷比
master file,主文卷
master/slave discrimination,主从鉴别；主副鉴别
master station,主站
master viscometer,标准粘度计
material measure,实体量器
material processibility,材料工艺性能
material tesing machine,材料试验机
mathematical model,数学模型
mathematical similarity,数学相似
mathematical simulation,数字仿真
matrix correction,基本修正
matrix effect,基体效应
matrix printer,点阵印刷机；点阵打印机
Mattauch-Herzog geometry(mass spectrograph),马-赫型双聚焦质谱法
max allowable continuous working current,最大允许连续工作电流
max deflection of linearity,最大线性偏转
maximum acceleration,最大加速度
maximum allowde deviation,最大允许扁差
maximum ballistic scanning,最大冲击拂掠
maximum capacity,最大称量
maximum cyclic load,最大循环负荷
maximum cyclic stress,最大循环应力
maximum displacement,最大位移
maximum excitation,最大激励
maximum floating voltage,最大浮置电压
maximum flow-rate,最大流量
maximum load of the test,最大试验负荷
maximum load of the testing machine,试验机最大负荷
maximum operating pressure differential,最大工作压差
maximum operationg water depth,最大工作（水）深度
maximum output inductance,最大输出电感
maximum output resistance,最大输出电阻
maximum overshoot,最大超调量
maximum peneration power,最大穿透力
maximum power supply voltage,最高电源电压
maximum principle,极大值原理；最大值原理
maximum profit programming,最大利润规划
maximum rated circumferential magnetizing current, 额定周向磁化电流；最大周向磁化电流
maximum rated force under sinusoidal conditions,正弦态最大激振力
maximum revolutions of output shaft,输出轴最大转数
maximum scale value,标度终点值
maximum sound pressure level of microphone,传声器最高声压级
maximum strain,最大应变
maximum temperature,最高温度
maximum thermometer,最高温度计；最高温度表
maximum transverse load,最大横向负荷
maximum velocity,最大速度
maximum wind speed,最大风速
maximum working pressure(MWP),最大工作压力
McLeod vacuum gauge,麦氏真空计
mean availability,平均轴就流体速度
mean dynamic pressure in a cross-section,横截面内的平均动压
(mean) effective mavelength,（平均）有效波长
mean flow-rate,平均流量
mean life,平均寿命
mean linear velocity of mobile phase,流动相平均线速
mean load,平均负荷
mean repair time(MRT),平均修理时间
mean squared spectral density,均方谱密度
mean strain,平均应变
mean stress,平均应力
mean time between failures(MTBF),平均失效间隔时间
mean time to failure(MTTF),平均失效前时间
mean time to restoration,平均体膨胀系数
meantime auto-spectrometer,同时式自动光谱仪
(measurable)quantity,(可测的）量
measurand,被测量
measured object,被测对象
measured quantiry,被测量
(measure)target,（被测）目标 measured value,被测值
measured variable,被测变量
measurement,测量
measurement hardware,测量硬件
measurement of directional response pattern,指向性响应图案测量
measurement of exciting force,激振力的测量
measurement of vibration quantity,振动量的测量
measurement procedure,测量步骤
measurement signal,测量信号
measurement standand,测量标准（器）
measurement time,测量时间
measuring amplifier,测量放大器
measuring bridge,测量电桥
measuring current transformer,测量用电流互感器
measuring distance,测量距离
measuring element(of an electro-mechanical measuring instrument), （电-机械测量仪表的）测量机构
measuring equipment,测量装置；测量设备
measuring hole,测量孔
measuring indication system,测量指示装置
measuring instrument,测量（仪器）仪表；测量器具
measuring instrument with circuit control device,带有电路控制器件的测量仪表 measuring junction,测量端区
measuring microphone,测试传声器
measuring plane,测量平面
measuring point for the humidity,湿度测定点
measuring point for the temperature,温度测定点
(measuring)potentiometer,（测量）电位差计
measuring range,测量范围
measuring range higher limit,测量范围上限值
measuring range lower limit,测量范围下限值
measuring section,测量段
measuring spark gap,测量球隙
measuring system,测量系统
measuring terminal,测量端
measuring time,测量时间
(measuring)transducer,（测量）传感器
measuring transducer(with electrical output),（电量输出）测量变换器
measuring voltage transformer,测量用电压互感器
mechanical bathythermograph(MBT),机械式深温计
mechanical hygrometer,机械湿度计
mechanical impedance,机械阻抗
mechanical properties,机械性能
mechanical quantity,机械量
mechanical quantity transducer[sensor],力学量传感器
mechanical regulator,机械稳速器
mechanical resonance,机械共振
mechanical resonance frequency of the moving element,运动部件机械共振频率
mechanical resonance frequency of the moving element suspension, 运动部件悬挂机械共振频率
mechanical runout,机械脱出
mechanical sensor,力敏元件
mechanical shock,机械冲击
mechanical strain,机械应变
mechanical structure type transducer[sensor],结构型传感器
mechanical test,机械性能试验
mechanical testing machine,机械式试验机
mechanical top-loading balance,机械式上皿天平
mechanical vibration,(机械）振动
mechanical vibrator,机械振动器
mechanical vibraometer,机械测振仪
mechanical zero,机械零位
mechanical zero adjuxter,机械零位调节器
mechanism model,机理模型
medium temperature strain gauge,中温应变计（片）
mel,美（音调的单位）
melted quartz cqpacitor,熔融石英电容器
melting heat,熔解热
melting point,熔解点
melting point type disposable fever thermeometer,熔点型消耗式温度计
memory,存储器
memory protection,存储保护
Mendeleev weighing,门捷列夫称量法
meniscus,弯月面
menu selection mode,选单选择式；菜单选择式
meroury barometer,水银气压表
mercury drop amplitude,汞滴振幅
mercury motor meter,水银电机式仪表
mercury pool electrode,示池电极
mercury thermoneter,水银温度表
message,报文
message mode,报文方式
message switching,报文交换
messenger,使锤
metal base indicated electrode,金属基指示电极
metal-ceramic X-ray tube,金属陶瓷X射线管
metal-insoluble salt indicated electrode,金属-难溶盐指示电极
metal-oxide gas transducer[sensor],金属氧化物气体传感器
metal-oxide humidity transducer[sensor],金属氧化物湿度传感器
metal-spring gravimeter,金属弹簧重力仪
metallic material testing machine,金属材料试验机
metallurgical automation,冶金自动化
metastable dceomposition,亚稳分解
metastable defocussing,亚稳去聚焦
metastable ion,亚稳离子
metastable scanning,亚稳扫描
meteorograph,气象计
meteorological instrument,气象仪器
meteorological observation,气象观测
meteorological radar,气象雷达
meteorological rocket,气象火箭
meteorological satellite,气象卫星
meteorological tower,气象塔
meter,计；表
meter electrodes,测量电极
meter flow-rate,仪表流量
meter for testing constant current fluxreset curve,恒流磁通回归曲线测试仪
meter tube(of an electromagnetic flowmeter),（电磁流量计的）测量管
meter wheel,绳索记数器
meter with maximum demand indicator,最大需量电度表
meters(for the measurement of the volume of fluids),（测量流体体积的）仪表
meters for measuring amplitude by a reading microscope,读数显微镜测振幅法
method for measuring amplitude by a wedge gauge,量楔测振幅法
method of coreection,校正方法
method of electron diffraction,电子衍射法
method of field emission microscope(FEM),场发射显微镜法
method of field parameter measurement,场参数测量法
meteod of instability,不稳定法
method of least squqres,最小二乘方法
method of measurement,测量方法
method of modal balancing,振型平衡法
method of spot parameter measurement,点参数测量法
method standard,方法标准
metrological performance,计量性能
mica capacitor,云母电容器
imcro adsorption detector,微量吸附检测器
micro analysis,微量分析
micro balance,微量天平
micro coulometric detector,微库仑检测器
microbarograph,微（气）压计
microbarometer,微压表
microcomputer,微（型）计算机
microcomputer alternating current resistivity instrument,微机化交流电阻率仪器
micro-computer field measuring system,微电脑野外检测系统
microcomputer induced polarization instrument,微机激电仪
micro-densitometer,微密度计
micro-economic model,微观经济模型
micro-economic system,微观经济系统
micro-heat of adsorption detector,微量吸附热检测器
micro-packed column,微填充柱
microhardness number,显微硬度值
micrometer,测微器
micrometer checker,千分表检查仪
microphone,传声器
microphone calibration apparatus,传声器械校准仪
microphone protection grid,传声器保护罩
microphone response frequency,传声器共振频率
microphone stand,传声器架
microphone temperature coefficient,传声器温度系数
microphotometer,测微光度计
micropluviometer,微雨量器
microtome,超薄切片机
microwave,微波
microwave detecton apparatus,微波检测仪
microwave distance method,微波探伤法
microwave distance meter,微波测距仪
microwave hygroscope,微波测湿仪
microwave plasma detector,微波等离子体检测器
microwave radar,微波雷达
microwave radiometer,微波辐射计
microwave remote sensing,微波遥感
micro-wave scatterometer,微波散射计
microwave thickness meter,微波厚度计
mid infrared range(MIR) remote sensing,中红外遥感
minimum achievable residual unbalance,最小可达剩余不平衡量
minimum cyclic load,最小循环应力
minimum detectable leak,最小可检漏量
minimum detectable partial pressure,最小可检分压强
minimum flow-rate,最小流量
minmum load of the testing machine,试验机最小负荷
minimum operationg pressure differential,最小工作压差
minimum phase system,最小相位系统
minimum positioning time,最小定位时间
minimum power supply voltage,最低电源电压
minimum rate of benefit,最低收益率
minimum reserve,最低储备
iminmum risk estimation,最小风险估计
minimum scale value,标度始点值
minimum strain,最小应变
minimum temperature,最低温度
minimum thermometer,最低温度计；最低温度表
minimum variance estimation,最小方差估计
mining compass,矿山罗盘仪
mirror dial,镜大幅度盘
mirror telescope,反射望远镜
mixing length,混合长度
mixing ratio,混合比
mobile phase,流动相
mobile weather station,流动气象站
mobile X-ray detection apparatus,移动式X射探伤机
modal aggregation,模态集结
modal control,模态控制
modal matrix,模态矩阵
modal transformation,模态变换
mode of vibration,振型；振动模态
mode shape,振形
model,模型；型号
model accuracy,模型精确度
model analysis,模型分析
model base(MB),模型库
model base management system(MBMS),模型库管理系统
model checking,模型置信度
model coordination method,模型协调法
model decomposition,模型分解
model design,模型设计
model evaluation,模型评价
model experiment,模型实验
model fidelity,模型逼真度
model following control system,模型跟踪控制系统
model following controller,模型跟踪控制器
model loading,模型装载
model modification,模型修改
model of strain gauge,应变计[片]型式
model reduction,模型降价
model reduction method,模型降价法
model reference adaptive control system,模型参考适应控制系统
model reference control system,模型参考控制系统
model simplification,模型简化
model transformation,模型变换
model validation,模型确认
model variable,模型变量
model verification,模型验证
modeling,建模
modern control theory,现代控制理论
modern polarography,近代极谱法
modifiability,可修改性
modular programming,模块化程序设计
modularity,组合性
modularization,模块化
modulation,调制
modulation analysis,调制分析
modulation sideband,调制边带
modulator,调制器
modulator-demodulator;modem,调制解调器
module,模块
modulus of elasticity,弹性模量
moire fringe,莫尔条纹
moire frenge grating,莫尔条纹光栅
moisture content,含湿量；水汽含量
moisture sensor,湿敏元件
molecular absorption spectrometry,分子吸收光谱法
molecular beam mass spectrometer,调制分子束质谱计
molecular spectrum,分子光谱
molecule ion,分子离子
moment,分矩
moment of pendulum,摆锤力矩
monitoring,监视
monitoring hardware,监视硬件
monitoring program,监督程序
monochromatic radiation,单色辐射
monochromator,单色仪
monocolour radiation,单色辐射
monopole mass spectrometer,单极质谱计
most economic control(MEC),最经济控制
most economic observing(MEO),最经济观测
mould growth test,长霉试验
mould test chamber,霉菌试验箱
mouldproof packaging,防霉包装
mountain barometer,高山气压表
mouse,鼠标器
movable cross-beam,移动横梁
movement,传动机构
moving band interface,传送带接口
moving coil,动圈
moving ciol galvanometer,动圈式[磁电系]检流计
moving-coil microphone,动圈传声器
moving-conductor microphone,电动传声器
moving element,运动部件；可动部分
moiving-iron instrument,动铁式[电磁系）仪表
moving-megnet galvanometer,动磁系振动子
moving-magnet instrument,动磁式仪表
moving point device,移点器
moving-scale instrument,动标度尺式仪表
moving table,滑台
MS-MS scanning,质谱—质谱法扫描
mud flow meter,泥浆流量计
mud hydrometer,泥浆比重计
mud logger,泥浆电阻仪
mud lubrification meter,泥浆润滑性测定仪
mud resistance meter,泥浆电阻仪
mud sand content meter,泥浆含砂量测定仪
mud wavter loss meter,泥浆失水量测定仪
multi-axial strain gauge,多轴应变计
multi band seismograph,多频带地震仪
multichannel analyzer,多道分析器
multichannel cross correlation,多通道互相关
multi-channel logging truck,多线式自动测井仪；测井站
multi-channel photo-recorder,多线照相记录仪
multi-channel pulse height analyzer,多道脉冲高度分析仪
multi-channel X-ray spectrometer,多道X射线光谱仪
multi collectors mass spectrometer,多接收器质谱计
multi-colour radiation thermometer,多色辐射温度计
multi-colour thermometry,多色测温法
multi-core type current transformer,多铁心型电流互感器
multi crystal thermistor,多昌热敏电阻器
multi-frequeny channel ground detector,多频道地电仪
multi-runction(measuring)instrument,多功能（测量）仪表
multi-function transducer[sensor],多功能传感器
multi-idler belt conveyor scale,多托辊电子皮带秤
multi-input multi-output control system;MIMO control system,多输入多输出控制系统
multi-path diagonal-beam ultrasonic flowmeter,多声道斜束式超声流量计
multi-plane balancing,多面平衡
multi-objective decision,多目标决策
multi-plate trim,多层叠板工节流组件
multi-range(measuring)instrument,多范围（测量）仪表
multi-rate meter,复费率电度表
mulit-scale(measuring)instrument,多标度尺（测量）仪表
mulit-stage accelerating electron gun,多极加速电子枪
multistage flash distillation method for desalination,多级闪急蒸馏淡化法
multi-step action,多位作用
multi-step controller,多位控制器
multi-turn electric actuator,多转电动执行机构
multi-user simulation,多用户仿真
multidimensional gas chromatograph,多维气相色谱仪
multidimensional gas chromatography,多维气相色谱法
multilayer control,多层控制
multilayer system,多层系统
multilevel computer control system,多级计算机控制系统
multilevel control,多级控制
multievel coordination,多级协调
multilevel decision,多级决策
multievel process,多级过程
multilevel system,多级系统
multilink,多链路
multiloop control,多回路控制
multiloop control system,多回路控制系统
multiloop controller,多回路控制器
multimeter,万用电表
multiple channel recorder,多通道记录仪
multiple echo method,多次反射法
multiple-jet water meter,多注束水表
multiple scattering event,多重散射过程
multiple-sensor cross correlation,多传感器互相关
multiple-speed floationg action,多速无定位作用
multiple-speed floation controller,多速无定位控制器
multiple step plug,多级阀芯
multiple tide staff,群验潮杆；水尺组
multiplex link,复用链路
multiplexer,多路转换器；多路转接器
multiplexing,多路复用
multipoint connection,多点连接
multipoint network,多点网络
multipoint recorder,多点记录仪
multiprocessing,多道处理；多处理机
multiprogramming,多道程序设计
multiprojecting plotter,多位投影测图仪
multisegment model,多段模型
multispectral camera,多光谱照相机
multispectral scanner(MSS),多光谱扫描仪
multistage decision process,多段决策过程
multistate logic,多态逻辑
multistratum control,多段控制
multistratum system,多段系统
multivariable control system,多变量控制系统
N
n-exponent,n-指数
N.T.C.thermistor,负温度系数热敏电阻器
Nansen bottle,南森采水器
Nansen opening-and-closing net,南森开团式网
narrow-band filter,窄带滤波器
narrow-band random vibration,窄带随机振动
narrow band spectrum,窄波段
national satellite,国土卫星
national standard,国家标准
natural convection,自然对流
natural electric-field method instrument,自然电场法仪器
natural environment,自然环境
natural field electro-detector,天然场电测仪
natural frequency,固有频率
natural frequency measurement,固有频率的测量
natural frequency of rotor/bearing system,转子支承系统固有频率
natural gamma spectromenter of logger,自然伽玛能谱测井仪
natural inherent frequency,自然固有频率
natural mode of vibration,固有振型
near field,近场
near infrared range(NIR)remote sensing,近红外遥感
near-optimality,近优性
nearest-neighbor,最近邻
nebulizer,雾化器
negative feedback,负反馈
negative knives linear,负刀联线
negative pressure,负压；真空
negative shock response spectrum,负冲击响应谱
negative strain,负应变
negative tempperature coefficient thermistor,负温度系数热敏电阻
nephelometer,浑浊度表
nephoscope,测云器
Nernst equation,能斯特方程
nest,嵌套
net pyrgeometer,净地球辐射表
net pyrradiometer,辐射平衡表
net radiation,净辐射；辐射平衡；辐射差额
net retention time,净保留时间
net retention volume,净保留体积
net sounder,网位仪
net terrestrial radiation,净地球辐射
network frame,网络帧
network management,网络管理
network model,网络模型
network protocol,网络协议
network technique,网络技术
neutral absorption,中性吸收
neutral filter,中性滤光片
neutral zone,中间区
neutrally buoyant float,中性浮标
Newton's fluid,牛顿流体
neutron dosimeter,牛顿流动定律
neutron dosimeter,中子剂量计
neutron logging instrument,中子测井仪
neutron fraiograghy,中子射线照相术
neutron spectromenter,中子能谱仪
neutron-gamma radiometer,中子伽玛辐射仪
Nickel-Chromium/CopperNickel thermocouple,镍铬-铜镍热电偶
Nickel-Chromium/NickelAluminium[Silicom] thermocouple，镍铬-镍铝[硅]热电偶
Nickel-Chromium-Silicom/Nickel-Silicom thermocouple,镍铬硅镍硅热电偶
Nier-Johnson geometry mass spectrometer,尼尔-约翰逊型 双聚焦质谱计
NIM bin NIM,机箱
Niskin sterile water sampler,尼斯金无菌采水器
nitrile rubber(Buna N),丁晴橡胶
nitrogen dioxide trnsfer furnace,二氧化氮转化炉
nitrogen-oxide analyzer,氮氧化物分析仪
NMR absorption band,核磁共振吸收带
NMR absorption line,核磁共振吸收线
NMR equipment,核磁共振仪
NMR line width,核磁共振线宽
no-load,空负荷
no-load test,空载试验
node,节点
noetic science,思维科学
noise,噪声
noise dose,噪声剂量
noise dose meter,噪声剂量计
noise factor,噪声系数
noise generator,噪声发生器
noise level,噪声电平
noise level analyzer,噪声级分析仪
noise prediction,噪声预估
noise room,噪声室
noise suppressing varistor,消噪电压敏电阻器
noise thermometer,噪声温度计
noise transducer [sensor],噪声传感器
nominal cartridge diameter of microphone,传声器极头公称直径
nominal characteristic,名义特性
nominal flow-rate,公称流量
nominal heat value,标定热值
nominal humidity,标称湿度
nominal operating condition,正常工作条件
nominal pressure rating,公称压力
nominal range,标称使用范围；标称量限
nominal range of use,标称使用范围
nominal size,公称通径
nominal temperature,标称温度
nominal travel,标称行程
nominal value,标称值
nominal voltage ratio,标称电压比
non-conformity,不合格
non-contact thermometry,非接触测温法
non-crystalline electrode,非晶体电极
non-delimiter byte,非定界字节
non-destructive inspection,无损探伤
non-destructive inspection machine,无损探伤机
non-dimensional [relative] velocity,无量纲[相对]速度
non-dispersive infra-red gas analyzer;NDIR gas analyzer,非色散红外线气体分析器；NDIR气体分析器
non-engineering system simulation,非工程系统仿真
non-enveloped thermistor,非密封型热敏电阻器
non-function type optic-fibre temperature transducer,非功能型光纤温度传感器
non-interacting control,无相关控制
non-interchangeable accessory,不可互换附件
non-isolated analogue input,非隔离的模拟输入
non-line conversion,非线性转换
non-linear damping,非线性阻尼
non-magnetic strain gauge,抗磁性应变计
non-Newtonian fluid,非牛顿流体
non-radioactive electron capture detector,无放射源电子捕获检测器
non-reference line imaginary real amplitude receiver,无参考线虚分量仪
non-relevant failure,非关联失效
non return magnetometer,无定向磁力仪
non rotational imaging,无旋转成象
non-selective radiator,非选择辐射体
non split stream injector,无分流进样器
non-uniformity of chart [paper] speed,纸速不均匀性
non-uniqueness,非唯一性
noncapacitive a.c.arc,非电容性交流电弧
nondeterminisitic control system,非确定性控制系统
nondeterministic model,非确定性模型
nondiffraction X-ray spectrometer,非衍射X射线光谱仪
nonequilibrium state,非平衡态
nonequilibrium system,非均衡系统
nonlinear characteristics,非线性特性
nonlinear control system,非线性控制系统
nonlinear control system theory,非线性控制系统理论
nonlinear estimation,非线性估计
nonlinear model,非线性模型
nonlinear prediction,非线性预报
nonlinear programming,非线性规划
nonlinear scale,非线性标度
nonlinear system simulation,非线性系统仿真
nonlinear vibration,非线性振动
nonlinear viscous damping,非线性粘性阻尼
nonlinearity,非线性
nonmetallic material testing machine,非金属材料试验机
nonreturn-to-zero (NRZ),不归零制
normal barometer,标准气压表
normal beam technique,垂直法
normal beam testing,垂直法
normal calomel electrode,当量甘汞电极
normal distribution,正态分布
normal flow rate,正常流量
normal modes,正态振型
normal operating conditions,正常工作条件
normal-phase liquid chromatography,正相液相色谱法
normal probe,直探头
normal station,普通站
normal stress,正应力
normal temperature strain gauge,常温应变计
normal thermometer,标准温度表
normalization method,归一法
normalization regulator,归一化调节器
normalized impedance,归一化阻抗
normalized mass spectrum,归一化质谱
normalized reactance,归一化电抗
normalized resistance,归一化电阻
normally closed solenoid valve,常关式电磁阀
normally open solenoid valve,常开式电磁阀
notch filter,节点滤波器
nozzle,喷嘴
n-th nodal unbalance,第n阶振型不平衡谐量
N-type oxide gas sensor,N型氧化物气敏元件
nuclear electric quadrupole moment resonance spectroscopy,核四极共振波谱法
Nuclear Instrument Module (NIM),核仪器模块
nuclear magnetic double resonance,核磁双共振（法）
nuclear magnetic resonance magnetometer,核磁共振磁强计
nuclear magnetic resonance spectroscopy;NMR spectroscopy,核磁共振波谱法
nuclear radiation thickness meter,核辐射厚度计
(nuclear)radiation transducer [sensor],（核）辐射式传感器
nuclei counter,计核器
nude source,裸式离子源
null measurement,指零测量
null method,零位法
null method of measurement,零位测量法；指零测量法；零差测量法
null reading method,零读法
number of degrees of freedom,自由度数
number of effective plate,有效板数
number of theoretical plate,理论板数
numeric key,数字键
numerical aperture (NA),数值孔径
numerical control,数值控制
numerical value (of a quantity),（量的）数值
nutating disc flowmeter,（章动）圆盘流量计
nutating flowmeter,章动流量计
nutrients,营养盐
nutrients analyzer for seawater,海水营养盐分析器
Nyquist plot,奈奎斯特图
O
object language,目标语言
object plane,物面
object program,目标程序
object wave,物体声束
objective evidence,客观证据
objective lens of the scanning electron microscope,扫描电子显微镜物镜
objective lens of the transmission electron microscope,透射电子显微镜物镜
oblique visibility,斜能见度
observability,可观测性；能观测性
observation and recording device,观察和记录装置
ocean bottom seismograph,海底地震仪
ocean date station,浮标站
oceanographic geological instrument,海洋地质仪器
oceanographic instrumentation,海洋仪器
oceanographic measuring system,海洋测量系统
oceanographic observation,海洋观测
oceanographic survey,海洋调查
octave,倍频程
octave(bandwidth)filter,倍频程（宽带）滤波器
octave filter set,倍频程滤波器组
odd-even check,奇偶校验
off-axis response,离轴响应
off-line,离线
off-line processing,离线处理；脱机处理
off-line system simulation,离线系统仿真
office automation (OA),办公自动化
office automation system (OAS),办公自动化系统
office information system (OIS),办公信息系统
officially recognized standard,官方认可标准
offset,静差
offset coefficient,静差系数
oil-filled enclosure (Ex o),充油外壳（Ex o）
oil-water meter,原油水分仪
omegatron mass spectrometer,回旋质谱计
omnidirectional microphone,全向传声器
on-cold column injector,冷柱头进样器
one-dimensional location,线定位；一维空间定位
on-line,在线
on-line assistence,在线帮助
on-line measurement and frequency spectrum analysis,在线测量频谱分析
on-line process gas chromatograph,在线过程气相色谱仪
on-line processing,在线处理；联机处理
on-line real-time processing,在线实时处理
on-line real-time system,联机实时系统
on-line system simulation,在线系统仿真
on-off action,通断作用
on-off controller,通断控制器
one-man atmospheric submersible,常人常压潜水器
one-third octave filter,1/3倍频程滤波器
one-turm time of output shaft,输出轴每转时间
one-way communication,单向通信
open-circuit intermediate voltage,开路中间电压
open front case with pressure relief,带泄压装置的前开式外壳
open front case without pressure relief,无泄压装置的前开式外壳
(open hole) caliper,井径仪
open-jet wind tunnel,开口式风洞
open loop,开环
open loop control,开环控制
open loop control system,开环控制系统
open loop electronic balance,开环式电子天平
open-loop frequency response,开环频率响应
open-loop gain,开环增益
open-loop gain characteristic,开环增益特性
open loop pole,开环极点
open loop process control,开环过程控制
open loop remote control system,开环遥测控制系统
open loop stabilization,开环稳定
open loop transfer function,开环传递函数
open loop voltage gain,开环电压增益
open loop zero,开环零点
open source,裸式离子源
open system,开放系统；开环系统
open system interconnection (OSI),开放系统互连
open tubular column,空心柱
opening valve time,开阀时间
operating conditions,工作条件
operating error,工作误差
operating infulence,工作条件影响
operating limits,极限工作条件
operating period,工作周期
operating pressure differential,工作压差
operating system (OS),操作系统
operating temperature range,工作温度范围
operating time,工作时间
operational amplifier,运算放大器
operational reliability,运行可靠性
operational research model,运筹学模型
operational unit,运算器
operations research,运筹学
operative limits,极限工作条件
operator,操作员
operator command,操作员命令
operator's console,操作员操纵台
operator's station,操作员站
optic fiber displacement meter,光纤式位移计
optic fiber position measuring instrument,光纤式位置测量仪
optic fiber pressure transducer,光纤压力传感器
optic fiber tachometer,光纤式转速表
optic fiber tachometric transducer,光纤式转速传感器
optical arm length,光臂长度
optical Doppler effect,光的多普勒效应
optical fiber,光导纤维
optical fiber chemical sensor,光纤化学传感器
optical fibre magnetometer,光纤磁强计
optical fiber sensor,光纤式传感器
optical(measurement)method,光测法
optical micrometer,光学测微器
optical plummet,垂准仪；光学对中器
optical pumping,magnetometer,光泵磁强计；光泵磁力仪
optical(quantity)transducer(sensor),光（学量）传感器
optical reading range,光学读数范围
optical spectrometer,光学光谱仪
optical system,光学系统
optical theodolite,光学经纬仪
optical vibrometer,光学测振仪
optical wedge micrometer,光楔测微器
optima estimation,最优估计
optimal control,最优控制
optimal control law,最优控制律
optimal control system,最优控制系统
optimal control theory,最优控制理论
optimal decision problem,最优决策问题
optimal solution,最优解
optimal strategy,最做出策略
optimality principle,最优性原理
optimization,（最）优化
optimization layer,优化层
optimization technique,最优化技术
optimum frequency,最佳频率
order,有序
order parameter,序参数
ordinary temperature thermistor,常温热敏电阻器
organic semiconductor gas transducer [sensor],有机半导体气体传感器
organic semiconductor humidity transduce [sensor],有机半导体湿度传感器
organic semiconductor thermistor,有机半导体热敏电阻器
orientation,定向
orientation control,定向控制
orifice,节流孔
orifice plate,孔板
orifice-and-plug flowmeter,锥塞式流量计
original system,原系统
originator,源发站
orthogonal distrortion,正交畸变
ortho-projector,正射投影仪
oscillating period,振荡周期
oscillator,振荡器
oscillograph,录（示）波器
oscillographic polarograph,示波极谱仪
oscilloscope,示波器
outboard rotor,外重心转子
outdoor location,户外场所
outer package,外包装
outlier,剔除值
output device,输出单元；输出设备
output equation,输出方程
output error,输出误差
output feedback,输出反馈
output fluctuation,输出波动
output force or torque stability,输出激振力或力矩的稳定性
output impedance,输出阻抗
output impedance of microphone,传声器输出阻抗
output information,输出信息
output matrix,输出矩阵
output noise,输出噪声
output prediction method,输出预估法
output shaft rotation clearance,输出轴间隙角
output shaft rotation range,输出轴转角范围
output shaft torque,输出轴转矩
output signal,输出信号
output signal "one" level,输出信号“1”电平
output signal "zero" level,输出信号“0”电平
output state,输出状态
output stem travel clearance,输出杆间隙位移
output system,输出系统
output unit,输出设备
output variable,输出变量
output vector,输出向量；输出矢量
oval gear flowmeter,椭圆齿轮流量计
oval wheel flowmeter,椭圆齿轮流量计
oven temperature,箱温
over-current protection,过电流保护
over-voltage protection,过电压保护
overall design,总体设计
overdampin,非周期阻尼；过阻尼
overflow,溢出
overflow indication,溢出指示
overlapping averages,滑动平均
overlapping event,交迭事件
overload,过载；超负荷
overload flow-rate,过载流量
over-load meter,过载仪
overpressure characteristic,超压特性
overpressure failure,超压破裂
overrange,过范围
overrange limit,过范围限
overshoot,过冲；超调量；过振比
overview panel,总貌画面
overvoltage protection varistor,过电压保护电压敏电阻器
oxide thermistor,氧化物热敏电阻器
oxygen bomb,氧弹
oxygen bomb calorimeter,氧弹式热量计
oxygen (pressure)gauge,氧压力表
oxygen regulator,氧气减压器
ozone analyzer,臭氧分析仪
ozone sonde,臭氧探空仪
ozone spectrophotometer,臭氧分光光度仪
P
P-net,P-net总线
P-scope,P型显示
P.T.C.thermistor,正温度系数热敏电阻器
p-type oxide gas sensor,P型氧化物气敏元件
P-V-T-t technique,压力-容积-温度-时间法
pack,包装件
package,包装；包装件
packaging,包装
packaging standard,包装标准
packed capillary column,真充毛细管柱
packed column,填充柱
packed-type solenoid valve,填料函型电磁阀
packet,包
packet mode,包方式
packet sequencing,包排序
packet switching,包交换
packing,包装
packing box assembly,填料函组件
packing machine (liquid chromatographic column),（液相色谱柱）装填机
packless solenoid valve,无填料函型电磁阀
page addressing,页面寻址
page printer,页式打印机
page-at-a-time printer,一次一页印刷机；页式印刷机
panel,盘；屏，画面
panel mounting (pressure) gauge,盘装压力表
panoramic exposure,周向照射；全景照射
pantograph,缩放仪
paper based strain gauge,纸基应变计
paper chromatography,纸色谱法
paper tape,纸带
paper tape punch,纸带空孔机
paper tape reader,纸带阅读机
paper tape unit,纸带单元
parachute drogue,漂流伞
parallax,视差
parallel computer,并行计算机
parallel crate controller,并行机箱控制器
parallel highway,并行信息公路
parallel operation,并行操作；并联工作
parallel output system,并行输出制
parallel plate micrometer,平板测微器
parallel processing,并行处理
parallel programming,并行程序设计
parallel transmission,并行传输
paramagnetic oxygen analyzer,顺磁式氧分析器
parameter,参数
parametric input,参量输入
parasitic echo,干扰反射波
parasitic voltage of voltage divider,分压箱寄生电压
parasol radiometer,伞式辐射计
parent-molecule ion,母分子离子
parity check,奇偶校验
partial failure,部分失效
partial immersion,thermometer,局浸温度计
partial pressure gauge (PPG)，分压强计
partial radiation thermometer,部分辐射温度计
partition chromatography,分配色谱法
partition coefficient,分配系数
partition isothem,分配等温线
part-turn electric actuator,角行程电动执行机构
Pascal,帕（斯卡）
pass-line deflection,跑偏
passing unregistered gas (PUG),漏记气体
passive remote sensing,被动遥感
passive transducer [sensor],无源传感器
path,通路
path frame,通路帧
path protocol,通路协议
path unit,通路单元
pattern,探伤图形
pattern coefficient,图型系数
pattern recognition,模式识别
peak,峰
peak area,峰面积
peak base,峰底
peak detector,峰值检波器
peak distortion,谱峰畸变
peak energy,峰能量
peak height,峰高
peak identification,谱峰鉴别
peak matching,峰匹配
peak of noise,噪声高度
peak overlap,谱峰重叠
peak point,峰顶（点）
peak separation,峰距
peak shape factor,峰形系数
peak sound pressure,峰值声压
peak stripping,谱峰剥离
peak temperature,峰温度
peak time,峰值时间
peak-to-peak value,峰峰值
peak-to-peak value of displacement,峰-峰值位移
peak (top) flatness,峰顶平直度
peak transmittance,峰值透过率
peak value,峰值
peak value of humidity,湿度峰值
peak value of temperature,温度峰值
peak voltmeter,峰值电压表
peak wavelength,峰值波长
peak width,峰宽
peak width at half height,半高峰宽
Peltier coefficient,珀尔帖系数
Peltier heat,珀尔帖热
pen,墨水笔
pen recorder,笔式记录仪
pen rising mechanism,抬笔机构
pendulum impact testing machine,摆锤式冲击试验机
pendulum meter,摆仪
pendulum striking edge,摆锤冲击刀刃
penetrameter,透度计；像质计
penetrant inspection unit,渗透液清洗剂
penetrant testing method,渗透探伤法
penetrants,渗透液
Penning gauge,冷阴极电离规；潘宁规
percentage of theoretical slope (PTS),百分理论斜率
performance,性能
performance characteristics,性能特性
performance evaluation,性能指标
periodic and random deviations(PARD),周期和随机偏差
periodic damping,周期阻尼；欠阻尼
periodic test,定期试验
periodic vibration,周期振动
periodic waves marker,周期波时标
peripheral control unit,外围设备控制器
peripheral equipment,外围设备
peripheral flow-rate,周缘流量
peripheral interface adapter(PIA),外围接口适配器
peripheral transfer,外围传送
peristaltic multi-channel pump,多通道蠕动泵
permanent flow-rate,常设流量
permanent-magnet-coil instrument,永磁动圈式[磁电系]仪表
permanent magnetic lens,永磁透镜
permanent-magnet movingcoil galvanometer,永磁动圈式[磁电系]检流计[振动子]
permeability,渗透率
permeability tube,渗透管
permeameter,磁导计
permissible cumulative discharge of standard cell,标准电池允许累计放电量
permissible discharge of standard cell,标准电池允许放电量
persistent wave NMR spectroscope,边疆波核磁共振波谱仪
personal error,人为误差
petroleum oil detection buoy system,石油探测浮标系统
pH electrode assembly,pH复合电极
pH meter,pH计
pH transducer [sensor],pH传感器
pH value,pH值
phase,相
phase analysis,相位分析
phase angle,相角
phase angle stabilization,相角稳定
phase contrast,位相衬度
phase controlled circuit breaker,断电相位控制器
phase datum mark,相位基准标记
phase detection,相位检测
phase detector,鉴相器
phase difference,相位差
phase difference torque transducer,相位差式转矩传感器
phase displacement,相位差；角误差
plase distance meter,相位式测距仪
phase indicator,相位指示器
phase lage,相位滞后
phase lead,相位超前
phase locus,相轨迹
phase margin,相位裕度
phase measurement,相位的测量
phase meter,相位表
phase modulation (PM),相位调制；调相
phase of unbalance,不平衡相位
phase plane,相平面
phase plane portrait,相平面图
phase ratio,相比率
phase reference generator,参考相位发生器
phase response,相位响应
phase sensitive detector,相敏检波器
phase sequence indicator,相序指示器
phase space,相空间
phase trajectory,相轨迹
phase transition,相变
phase variable,相变量
phase-continuous FSK,相位连续FSK
phase-crossover frequency,相位交越频率
phase-frequency characteristics,相频特性
phase-shift ultrasonic flowmeter,相移式超声流量计
phon,方（响度级的单位）
phosphorescence,磷光
photo conduction tube,光导管
photo electron spectroscopy (PES),光电子能谱法
photo-electrical coded compass,光电码罗盘
photo-electrostatic display recorder,感光静电显示记录仪
photo ionization,光电离
photo resistor,光敏电阻器
photo-sensitive recorder,感光显示记录仪
photo sensor,光敏元件
photo-theodoliti,摄影经纬仪
photoacoustic spectrometry,光声光谱法
photoconductive transducer [sensor],光导式传感器
photoelectric colorimeter,光电比色法
photoelectric comparator,光电比较仪
photoelectric effect,光电效应
photoelectric fluxmeter,光电磁通表
photoelectric length meter,光电式长度计
photoelectric position detector,光电式位置检测器
photoelectric roll gap measuring instrument,光电式辊缝测量仪
photoelectric tachometer,光电式转速表
photoelectric tachometric transducer,光电式转速传感器
photoelectric thermometer,光电温度计
photoelectric transmissometer,光电透射仪
photoelectric width meter [gauge],光电式宽度计
photoelectro magnetic element,光电磁敏元件
photoionization detector (PID),光离子化检测器
photometer,光度计
photometric linearity,光度测量线性
photomultiplier,光电倍增管
phototheodilite,摄影经纬仪；照相经纬仪
phototube,光电管
photovoltaic cell,光电池
photovoltaic transducer [sensor],光伏式传感器
physical layer (PL),物理层
physical model,物理模型
physical modeling,物理建模
physical property type transducer [sensor],物性型传感器
physical quantity transducer [sensor],物理量传感器
physical similarity,物理相似
physical simulation,物理仿真
physical symbol system,物理符号系统
physiological quantity transducer [sensor],生理量传感器
picture spectrograph,图象摄谱仪
piezoelectric acceleration transducer,压电式加速度传感器
piezoelectric effect,压电效应
piezoelectric force transducer,压电式力传感器
piezoelectric microphone,压电传声器
piezoelectric pressure transducer,压电式压力传感器
piezoelectric transducer [sensor],压电式传感器；压电换能器
piezoelectric vibrator,压电振动器
piezoelectric vibrometer,压电式振动计
piezometer ring,均压环
piezo-resistance effect,压阻效应
piezoresistive acceleration transducer,压阻式加速度传感器
piezoresistive accelerometer,压阻式加速度计
piezoresistive effect,压阻效应
piezoresistive pressure transducer,压阻式压力传感器
piezoresistive transducer [sensor],压阻式传感器
piezoresistive vibrometer,压阻式振动计
piggy-back microbiological sampler,复背式微生物采集器
pilot,先导阀
pilot valve,指挥器
pilot balloon theodolite,测风经纬仪
pilot-operated regulator,指挥器操作型自力式调节阀
pilot-operated solenoid valve,先导型电磁阀
pin-cushion distortion,枕形畸变；正畸变
pinger,水声信标
pinion,轴齿轮
pink noise,粉红噪声
pipe prover,标准体积管；管式校准器
pipe reducer,异径接管
Pirani gauge,电阻规；皮拉尼规
Pirani vacuum gauge,皮拉尼真空计
piston,活塞
piston actuator,活塞执行机构
piston-cylinder assembly,活塞部件
piston gauge,活塞式压力计
piston gauge with equilibrium liquid,带平衡液柱活塞式压力计
piston gauge with re-entrant cylinder column,反压活塞式压力计
piston prover,活塞校准器
piston rotation perdurability,活塞下降速度
piston with weight carrier,带有底盘装置的活塞
pistonphone,活塞发声器
Pitot static tube,皮托静压管
Pitot tube,皮托管
pivot galvanometer,轴尖式检流计
pivot knife-plane,支点刀座
plain glass window,防护白玻璃观察窗
planar array,平面阵
planar (quad) location,平面定位
plane bearing,平面支承
plane grating,平面光栅
plane separation,平面分离
plane separation network,平面分离电路
plane table equipment,平板仪
plane table thermoconductivity meter,行星齿轮减速器
planimeter,求积仪
plankton bucket,浮游生物网底管
plankton counting chamber,浮游生物计数框
plankton haul [trawl],浮游生物拖网
plankton net,浮游生物网
plankton pump,浮游生物泵
plankton tow net,浮游生物拖网
plankton volume indicator,浮游生物体积测量器
plant environment,工厂环境
plant growth test chamber,植物生长试验箱
plasma chromatograph-mass spectrometer (PC-MS),等离子色谱-质谱联用仪
plasma chromatography,等离子蚀刻机
plastic sampler,塑料采水器
plastic window,塑料观察窗
plasticity,塑性
plate wave,板波
plate wave technique,板波法
plateau,平台；坪
Platinum-10% Rhodium/Platinum thermocoupe,铂铑10-铂热电偶
Platinum-13% Rhodium/Platinum thermocouple,铂铑13-铂热电偶
Platinum-30% Rhodium/Platinum-6% Rhodium thermocouple,铂铑30-铂铑6热电偶
platinum resistance thermometer sensor,铂热电阻
playback apparatus,回放仪
plotter,绘图机；绘图仪；地震剖面仪
plotting tablet,标图板
plug-in unit,插件
plug valve,旋塞阀
plumb,垂直器
plunger,动铁芯
plunger pump,柱塞泵
plunger tube,隔磁管
plunger viscometer,活塞式粘度计
pluviograph,雨量计
pluvioscope,降水测定器
pneumatic actuator,气动执行机构
pneumatic bubbling gauge,补气引压式验潮仪
pneumatic control,气动控制
pneumatic limit operator,气动极限操作器
pneumatic piston gauge,气动活塞式压力计
pneumatic pump,气动泵
pneumatic rotary actuator,角行程气动执行机构
pneumatic system,气动压力系统
pneumatic thickness meter,气动厚度计
point drift,点漂
point filament,点头灯丝
point location,点定位
point-to-point connection,点对点连接
point-to-point control,点对点控制；点位控制
point-to-point control system,点到点控制系统
point to point resolution,点分辨力
point-to-point transmission,点对点传输
pointer,指针；指示字
pointer adjustment,指针调整器
pointer galvanometer,指针式检流计
pointer instrument,指针式仪表
pointer length,指针长度
pointer travel,指针转角
points of mean axial fluid velocity,平均轴向流体速度点
poise nut,平衡铊
polar aurora,极光
polar coordinate type potentiometer,极坐标式电位差计
polar plot,极线图
polarimeter,偏振表；偏振计
polarimetry,旋光法
polariscope,偏振仪
polarity indicator,极性响应时间
polarization voltage,极化电压
polarized cartridge capacitance,极化极头电容
polarogram,极谱图
polarograph,极谱仪
polarograph quantitative detection limit,极谱仪定量检测限
polarographic cell,极谱池
polarographic maxima,极谱极大
polarography,极谱法
pole,极点
pole assignment,极点配置
pole piece,极靴
polling,探询；轮询
pollution,污染
polyamide,聚酰胺
polyethylene,聚乙烯
polypropylent,聚丙烯
polytetrafluror-ethylene (teflon),聚四氟乙烯（特氟隆）
polyvinyliden fluoride,聚氟乙烯
popular scanning electron microscope,普及型扫描电子显微镜
popular transmission electron microscope,普及型透射电子显微镜
population,总体
porcelain insulator,绝缘瓷瓶
porous polymer beads,高分子多孔小球
porous-layer open-tubular column;PIOT column,多孔层空心柱
port,通信口；端口
port guiding,阀口导向
portable hardness tester,携带式硬度计
portable multipurpose instrument set,轻便综合观测仪
portable X-ray detection apparatus,携带式X射线探伤机
portability,可移植性
portable (measuring) instrument,可[便]携式（测量）仪表
position,位置
position encoder,位置编码器
position error,位置误差；四角误差
position error coefficient,位置误差系数
position feedback,位置反馈
position indicating switch,阀位指示开关
position limit switch,行程开关
position transducer [sensor],位置传感器
positioner,定位器
positive displacement flowmeter,容积式流量计
positive feedback,正反馈
positive knives linear,正刀联线
positive-negative action,正负作用
positive negative three-step action,正负三位作用
positive pressure,正压
positive shock response spectrum,正冲击响应谱
positive strain,正应变
positive system,正系统
positive temperature coefficient thermistor,正温度系数热敏电阻
post emulsifiable dye penetrant testing method,后乳化性着色渗透探伤法
post emulsifiable fluorescent penetrant testing method,后乳化性荧光渗透探伤法
post emulsifiable penetrant,后乳化性渗透液
potential evaporation,蒸发率
potentiometer,电位器
potentiometer compass,电位器罗盘
potentiometer pressure transducer,电位器式压力传感器
potentiometer type pressure transducer,电位器式压力传感器
potentiometric analyzer,电位式分析器
potentiometric displacement transducer,电位滴定（法）
potentiometric transducer [sensor],电位器式传感器
potentiometry,电位法
powder-filled enclosure (Ex q），充砂外壳(Ex q）
powder sample,粉末样品
power amplifier,功率放大器
power compensation differential scanning calormeter,功率补偿差示扫描量热仪
power-compensation differential scanning calorimetry,功率补偿型差示扫描量热法
power factor meter,功率因数表
power source,主电源
power spectral density,功率谱密度
power supply device,电源装置
power supply frequency,电源频率
power supply voltage,电源电压
power system automation,电力系统自动化
power-fail circuit,电源故障电路
practical response time,实用响应时间
practical salinity scale 1978,1978实用盐标
pre-conditioning time,预处理时间
pre-vacuum chamber,预抽室
pre-weighing,预称装置
preamplifier,前置放大器
precipitation gauge,雨量量筒
precipitation intensity,降水强度
precise stereoplotter,精密立体测图仪
precision,精密度
precision disc grinder,样品磨薄机
precision micrometer [microdisplacement] inspection instrument,精密测微检定仪
precision of measurement,测量精密度
precision (pressure) gauge,精密压力表
predictive control,预测控制
preliminary adjustment,初调；预调整
premix burner,预混燃烧器
preparative chromatography,制备色谱法
preparative gas chromatograph,制备气相色谱仪
preparative liquid chromatograph,制备液相色谱仪
prepayment meter,预付费电度表
press,压块机
pressure,压力；压强
pressure adjusting screw,压力调节螺杆
pressure altitude formula,气压测高公式
pressure bell,引压钟
pressure compensator,压力补偿器
pressure constant state,恒压状态
pressure/depth conversion factor,压力-深度转换系数
pressure facility,压力设备
pressure frequency response of microphone,传声器声压频率响应
pressure gauge,压力表
pressure gauge tester,压力表校验器
(pressure)gauge with back connection,轴向压力表
(pressure)gauge with bottom connection,径向压力表
(pressure)gauge with electric contact,电接点压力表
(pressure)gauge with transmission device,电远传压力表
pressure gradient correction factor,压力梯度校正因子
pressure gradient microphone,压差传声器
pressure in the ocean,海洋中的压力
pressure instrument,压力仪表
pressure isolating chamber,压力隔离容器
pressure level measuring device,压力液位测量装置
pressure loss,压力损失
pressure measuring set,压力测量仪
pressure microphone,压强传声器
(pressure) multiplier,倍压器
pressure-operated plankton net,压力开关浮游生物网
pressure plate anemometer,压板风速表
pressure range,压力范围
pressure ratio,压力比
pressure recovery,压力恢复
pressure regulator,减压器
pressure regulator spring,减压器弹簧
pressure regulator valve,减压器滑阀
pressure regulator valve pin,减压器阀针
pressure regulator valve spring,减压器阀弹簧
pressure relief plug,泄压塞[板]
pressure repeater,压力重复器
pressure seal,压力隔离装置
pressure sensitivity of microphone,传声器声压灵敏度
pressure spectrum level,声压谱级
pressure (step-type)controller,压力（位式）控制器
pressure switch,压力开关
pressure tappings [taps],取压口
pressure test chamber,气压试验箱
pressure tide gauge,压力式验潮仪
pressure tight case,气密外壳
pressure transducer [sensor],压力传感器
pressure transmitter,压力变送器
pressure tube anemometer,压管风速表
pressure type wave gauge,压力式测波仪
pressure vessel,压力容器
pressurized enclosure (Ex p),正压外壳（Ex p）
prevacuum,前级真空，粗真空
prevailing wind,盛行风
preventive maintenance,预防性维修；预防性维护
primary coil,一次线圈
primary current (of a current transformer),（电流互感器的）一次电流
primary device,一次装置
primary feedback,主反馈
primary force standard machine,力基准机
primary standard,基准（器）
primary voltage,一次电压
primary winding,一次绕组
principal component analysis (PCA),主成分分析法
principal period of calorimetric test,量热实验的主期
principal plane,主平面
principal point,主点
principal stress,主应力
principle of measurement,测量原理
printer,打印机；印刷机
printing current meter,印刷海流计
printing recorder,打印式记录仪
priority,优先权；优先级
prism mass spectrometer,棱镜质谱计
prism monochromator,棱镜单色仪
probe,探头
probe coil,探头线圈
probe coil clearance,探头线圈间隙
probe index,探头入射点
probe ion,探针离子
probe method,探针法
probe microphone,探管传声管
probe rotational scan,摆动扫查
probe to flaw distance,探头-缺陷距离
problem oriented language,面向问题的语言
procedure-oriented language,面向过程的语言
process automation,过程自动化
process control,过程控制
process control computer,过程控制计算机
process control level,过程控制级
process control software,过程控制软件
process control system,过程控制系统
process engineer's console,过程工程师操纵台
Process Fieldbus;PROFIBUS，过程现场总线；PROFIBUS现场总线
process gas chromatograph,流程气相色谱仪
process I/O,过程输入/输出；过程I/O
process input/output channel,过程输入输出通道
process input/output device,过程输入输出装置
process mass spectrometer,流程质谱计
process measurement,过程测量
process model,过程模型
process-oriented sequential control,过程定序顺序控制
process-oriented simulation,面向过程的仿真
processibility test,工艺性能试验
processor,处理机；处理器；处理程序
prod magnetizing method,支杆法；圆棒电极磁化法
prods,支杆触头
product specification,产品规范
product standard,产品标准
production budget,生产预算
production function,生产函数
Profibus-DP (Decentralized Periphery),PROFIBUS-分散型外围设备总线
Profibus-FMS (Field Message Specification),PROFIBUS-现场报文规范总线
Profibus-PA (Process Automation),PROFIBUS-过程自动化总线
Profile,行规
profit control,利润控制
profit forecast,利润预测
program,程序
program architecture,程序体系结构
program-controlled testing machine,程序控制试验机
program correctness,程序正确性
program debugging tool,程序调试工具
program evaluation and review technique (PERT),计划评审技术
program execution time,程序执行时间
program file,程序文件
program file,程序文件
program library,程序库
program linking,程序连接
program mode,程序方式
program read-in,程序读入
program run,程序运行
program set station,程序设定操作器
program specification,程序规格说明
program validation,程序确认
programmable controller,可编程序控制器
programmable logic controller (PLC),可编程序逻辑控制器
programmable terminal,可编程终端
programme control digital logger,程控数字测井仪
programmed control,程序控制
programmed control system,程序控制系统；程控系统
programmed flow gas chromatography,程序变流气相色谱法
programmed pressure gas chromatography,程序变压气相色谱法
programmed temperature gas chromatography,程序升温气相色谱法
programmer,程序（设计）员
programmer's console,程序员操纵台
programming,程序设计
programming flowchart,程序设计流程图
programming support environment,程序设计支持环境
projector,投影镜
projector for transferring,投影转绘仪
propeller,（螺）旋浆
propeller anemograph,螺旋浆风向风速计
propeller type current-meter,旋桨式流速计
proportional action;P-action,比例作用；P-作用
proportional action coefficient,比例作用系数
proportional band(of a controller),(控制器的）比例带
proportional bandwidth filter,比例带宽滤波器
proportional control,比例控制
proportional controller; P controller,比例控制器；P控制器
proportional electric actuator,比例式电动执行机构
proportional gain,比例增益
proportional limit,比例极限
proportional plus derivative action;PD-action,比例微分作用；PD-作用
proportional plus derivative control,比例微分控制
proportional plus derivative controller;PD controller,比例微分控制器；PD控制器
proportional plus integral action;PI-action,比例积分作用；PI-作用
proportional plus integral control,比例积分控制
proportional plus integral controller;PI controller,比例积分控制器；PI控制器
proportional plus integral plus derivative action;PID-action,比例积分微分作用；PID-作用
proportional plus integral plus derivative control,比例积分微分控制
proportional plus integral plus derivative controller;PID controller,比例积分微分控制器；PID控制器
proportionality transmitter,比值变送器
prospecting potentiometer,探矿电位计
protected junction,保护端
protective current transformer,保护用电流互感器
protective device,保护装置
protective tube,保护管
protective voltage transformer,保护用电压互感器
protocol,协议
protocol engineering,协议工程
proton(precession) magnetometer,质子旋进磁力仪
prototype,原型
prototype process time,原型过程时间
prototype variable,原型变量
prover (ball or piston),（球式或活塞式）校准装置
proving [test] rotor,校验转子
pseudocolor density slicer,假彩色密度分割仪
psychrometer,干湿球湿度计；干湿表
psychrometric [hygromtric] tables,湿度查算表
psychrometric constant,湿度计算常数
psychrometric formula,湿度公式
pull-rod,拉杆
pulsating flow,脉动流
pulsating flow of mean constant flow-rate,恒定平均流量的脉动流
pulse code modulation (PCM),脉码调制；脉冲编码调制
pulse control,脉冲控制
pulse duration,脉冲持续时间
pulse duration modulation,脉冲宽度调制
pulse duration modulation magnetic tape record type strong-motion instrument,脉冲调宽式磁带记录强震仪
pulse echo technique,脉冲反射法
pulse flip angle,脉冲回转角
pulse Fourier transform NMR,脉冲傅立叶变换核磁共振（法）
pulse Fourier transform NMR spectroscope,脉冲傅里叶变换核磁共振波谱仪
pulse frequency modulation control system,脉冲调频控制系统
pulse frequency modulation magnetic tape record type strong-motion instrument,脉冲调频式磁带记录强震仪
pulse pileup rejection,脉冲堆积排除器
pulse polarograph,脉冲极谱仪
pulse position modulation,脉冲位置调制
pulse recurrence frequency,脉冲重复频率
pulse repetition frequency,脉冲重复频率
pulse transducer [sensor],脉搏传感器
pluse type airborne electromagnetic instrument,脉冲式航空电磁仪
pulse type NMR spectroscope,脉冲核磁共振波谱仪
pulse-width modulation,脉冲宽度调制
pulse width modulation control system; PWM control system,脉冲调宽控制系统
pulsed-light ceilometer,脉冲光束云高计
pulsed-light cloud-height indicator,脉冲光束云高计
pulsed optical feedback,脉冲光反馈
pump,泵
punched card,穿孔卡片
punched tape,穿孔带
Pusey and Jones indentation hardness number,赵氏硬度值
Pusey and Jones indentation instrument,赵氏硬度计
pyranograph,总日射计
pyranometer,总日射表
pyrgeometer,地球辐射表；大气辐射表
pyrheliometer,直接日射强度表；日射表
pyroelectric optical transducer [sensor],热释电式光传感器
pyroelectric temperature transducer [sensor],热释电式温度传感器
pyrolysis apparatus,裂解器
pyrolysis gas chromatography,裂解气相色谱法
pyrometer lamp,高温计灯泡
pyrradiometer,全辐射表
Q
Q factor,Q值因数
Q-percentile life,可靠寿命
quad array,方阵
quadrant-edge orifice plate,1/4圆周边缘孔板
quadrant electrometer,象限静电计
quadrupole field,四极场
quadrupole ion trap,四极离子阱
quadrupole mass filter,四极滤质器
quadrupole mass spectrometer,四极质谱计
quadrupole probe,四极探头
quadrupole residual gas analyzer,四极残余气体分析器
quadrupole rods,四极杆
qualification,鉴定
qualification standard,鉴定标准
qualification test,鉴定试验
qualitative analysis,定性分析
quantitative differential thermal analysis (QDTA),定量差示热分析
qualitative physical model,定性物理模型
quality,质量
quality assurance,质量保证
quality control (QC),质量控制
quality inspection,质量检验
quality management,质量管理
quality supervision,质量监督
quantitative analysis,定量分析
quantitative differential thermal analysis,定量差热分析
quantitative differential thermal analyzer,定量差热（分析）仪
quantity of heat,热量
quantity of illumination,光照量
quantity of radiant energy,辐射能量
quantity of radiation,幅射能量
quantity to be measured,被测量
quantization,量化
quantization error,量化误差
quantized error,量化误差
quantized noise,量化噪声
quantized signal,量化信号
quartet,四重布置；四重检测
quarter circle orifice plate,1/4圆孔板
quartz-Bourdon tube (pressure)gauge,石英弹簧管压力计
quartz crystal unit humidity transducer[sensor]晶体振子式湿度传感器
quartz module,石英组件
quartz spring gravimeter,石英弹簧重力仪
quartz thermometer,石英温度计；石英温度表
quasi-equilibrium theory,准平衡理论
quasi-molecular ion,准分子离子
quasi-periodic vibration,准周期振动
quasi-rigid rotor,准刚性转子
quasi-sinusoidal quantity,准正弦量
quasi-static unbalance,准静不平衡
quasilinear chareacteristics,准线性特性
quenching,阻塞
question and answer mode,问答式
queuing theory,排队论
quick thermophysical property measuring apparatus,热物性快速测定仪
quintet,五重布置；五重检测
quotient-meter,商值表
R
rack,框架
radar altimeter,雷达高度计
radial clearance,径向间隙
radial distortion,径向畸变
radial electrostatic field analyzer,径向静电场分析器
radial heat shield,隔热屏
radiance,幅射亮度；辐射率
radiance temperature,亮度温度
radiance thermometry,亮度测温法
radiant element,辐射元件
radiant energy,辐射能（量）
radiant flux,辐射通量
radiant intensity,辐射强度
radiant power,辐射功率
radiation,辐射
radiation balance meter,辐射平衡表
radiation detecting device,辐射检测器
radiation dose transducer [sensor],射线齐量传感器
radiation energy,辐射能量
radiation exitance,辐（射）出（射）度
radiation fin bonnet,散热片型上阀盖
radiation flux,辐射通量
radiation heatflowmeter,辐射热流计
radiation intensity,辐射强度
radiation monitor,辐射监测仪
radiation pyrometer,辐射高温计
radiation sensor,射线敏感元件
radiation temperature,辐射温度
radiation temperature transducer [sensor],辐射温度传感器
radiation test,辐射试验
radiation thermometer,辐射温度计
radiation thermometry,辐射测温法
radiation transducer [sensor],射线传感器
radio chromatography,放射色谱法
radio frequency sensor,射频敏感器
radio wave borehole penetration system,井中无线电波仪
radio wave penetration system,无线电波透视仪
radioactive materials packaging,放射性物质包装
radioactive survey,放射性测量
radiodirection finder,无线电方位测定器
radiometer,辐射仪；辐射表
radiosonde,无线电探空仪
radiotheodolite,无线电经纬仪
radiowave penetration instrument,无线电波透视法仪器
rain proof instrument,防溅式仪器仪表
rainfall amount,雨量
rainfall intensity meter,雨量强度计
rainfallmeter,雨量强度计
raingauge,雨量器
raingauge receiver,承水器
raingauge shield,雨量器防风罩
Raman line,拉曼谱线
Raman shift,拉曼位移
Raman spectrum,拉曼光谱
ramp function,斜坡函数
ramp response,斜坡响应
ramp response time,斜坡响应时间
random access,随机存取
random disturbance,随机扰动
random error,随机误差
random event,随机事件
random failure,偶然失效
random noise,随机噪声；无规噪声
random process,随机过程
random signal,随机信号
random uncertainty,随机不确定度
random vibration,随机振动
range,范围
range-change device,范围转换器；量限转换器
range of load,负荷范围
range of strain,应变范围
range of stress,应力范围
range response time,范围响应时间
rangefinder,测距仪
ranging distance,测程
Rankine temperature scale,兰金温标
rangeability,范围度
rapid Fourier transform NMR correlation spectroscopy,快速傅立叶变换核磁共振相关波谱法
rapid TG-DTA unit,快速加热差示热分析仪/热天平
rate of change limiting control,变化率极限控制
rate of deformation,变形速率
rate of loading,加荷速率
rate of salt spray precipitation,盐雾沉降率
rate time,预调时间
rated accuracy limit primary current (of a protective current transformer),（保护用电流互感器的）准确度限定的额定一次电流。
rated broad band random force,额定宽带随机激振动力
rated burden,额定负载
rated continuous thermal current,额定的连续热电流
rated dynamic current,额定动态电流
rated flow coefficient,额定流量系数
rated force under sinusoidal conditions,正弦态额定激振力
rated instrument limit primary current,仪表的额定极限一次电流
rated load,额定载荷
rated operating condition,正常工作条件；额定工作条件
rated operating range,额定工作范围
rated operating specification,额定工作规程
rated output,额定输出
rated primary current,额定一次电流
rated primary voltage,额定一次电压
rated range,额定范围
rated range of use,额定使用范围
rated secondary current,额定二次电流
rated secondary voltage,额定二次电压
rated short time thermal current,额定短时热电流
rated static longitudinal load,额定静态纵向负荷
rated static transverse load,额定静态横向负荷
rated transformation ratio (of a current transformer),（电流互感器的）额定变比
rated transformation ratio (of a voltage transformer),（电压互感器的）额定变比
rated travel,额定行程；标称行程
rated travel time,额定行程时间
rated tube current,额定管电流
rated tube voltage,额定管电压
rated value,额定值
rated valve capacity,阀额定容量
rated voltage factor,额定电压因数
rating attraction force,额定吸力
rating power consumption,额定功耗
rating test,标定试验
ratio chromatism,倍率色差
ratio controller,比值控制器
ratio meter,比率表
ratio of specific heat capacities,比热比
ratio of the pole spacing to the bore diameter of the pole pieces,极靴的间距与孔径比
ratio station,比值操作器
ratio thermometer,比色温度计
raw spectra,原谱
rawinsonde,无线电测风探空仪
reachability,可达性；能达性
reachable set,可达集；能达集
reachable state,可达状态；能达状态
reaction gas,反应气
reaction gas chromatography,反应气相色谱法
reaction interval,反应区间；反应程
reaction wheel,反作用轮
reaction wheel control,反作用轮控制
reactive energy meter[varhour meter],无功电度表[乏时计]
reactive powermeter,无功功率表
read,读
read-only memory(ROM),只读存储器
read-only storage,只读存储器
readability,易读性；可读度；读数精度
reading bridge,读数电桥
reading strain,应变读数
readjustments,重调
readout time,读出时间
real gas critical flow coefficient,真实气体临界流量系数
real-aperture side-looking airborne radar,实孔径侧视雷达
real image,实象
real strain,真实应变
real time,实时
real time analysis,实时分析
real time analyzer,实时分析仪
real-time clock,实时时钟
real time control,实时控制
real-time control system,实时控制系统
real time date processing,实时数据处理
real time expert system,实时专家系统
real time input,实时输入
real time output,实时输出
real time remote control,实时遥控
real time simulation,实时仿真
real time simulation algorithm,实时仿真算法
real time system,实时系统
real time telemetry,实时遥测
real-time trend panel,实时趋势画面
realizability,可实现性；能实现性
realization of international temperature scale,国际温标的复现
rearrangedmolecular ion,重排分子离子
rearrangement ion,重排离子
receiver element,接收器元件
recessed bearing,槽形支承
reciprocal linear dispersion,倒数线色散
reciprocating piston flowmeter,簇复活塞式流量计
reciprocating pump,往复泵
reciprocity calibration,互易法校准
recombination type transducer [sensor],复合型传感器
record,记录
recorder,记录仪
recording,记录
recording anemometer,风速计
recording chart,记录纸
recording clock,自记钟
recording device,记录装置
recording instrument,自记仪器
recording(measuring)instrument,记录（测量）仪器
recording medium,记录介质
recording snow-gauge,自记雪量计
recording sync,记录同步
recording theodolite,自记经纬仪
recovery time,恢复时间
rectangular coordinate type potentiometer,直角坐标式电位差计
rectifier,整流器；纠正仪
rectifier instrument,整流式仪表
rectilinear ordinates recording instrument,直线坐标记录仪
rectilinear vibration,直线振动
recursive estimation,递推估计
recycle chromatography,循环色谱法
redox electrode assembly,氧化还原复合电极
redox potential meter,氧化-还原电位测定仪
reduced capacity trim,低容量阀内件
reduced model,降阶模型
reduced order observer,降阶观测器
reduced viscosity,还原粘度
reducing plane table equipment,归算平板仪
reduction of area,断面收缩率
reduction of length,缩短率
redundancy computer system,冗余计算机系统
redundancy unit,冗余单元；冗余设备
redundant information,冗余信息
reentry control,再入控制
reference block [specimen],比较试块；对比试块；参考试块
reference chart,参比记录纸
reference coil,参考线圈；基准线圈
reference column,参比柱
reference condition,参比条件
reference electrode,参比电极
reference holder,参比物支持器；参比器
reference junction,参比端
reference junciton error(of thermocouple),（热电偶的）参比端误差
(reference junction temperture) compensator,（参比端温度）补偿器
reference line,参比线
reference load calibrating machine,基准测力机
reference material,参比物质
reference model,参考模型
reference operating condition,参比工作条件
reference performance characteristice,参比性能特性
reference pressure,参比压力
reference range,参比范围
reference sample,参比试样
reference signal,参比信号
reference sound intensity,参考声强
reference sound power,参考声功率
rdference sound pressure,参考声压
reference source,参比源
reference standard,参比[考]标准（器）
reference table (of thermocouple),（热电偶的）分度表
reference test pieces,对比试块
reference value,参比值
reference-value method,参比值法
reference-value scale(of a quantity or property),（量或特性）参比值标度
reference variable,参比变量
reference voltage,基准电压
reference wave,参考声束
reflected wave,反射波；回波
reflecting sketchmaster,反光转绘仪
reflection electron microscope,反射电子显微镜
reflection grating,反射光栅
reflection method,脉冲反射法
reflection nephoscope,反射测云器
reflective optic tachometric transducer,反光式转速传感器
reflectometer,反射表
reflector path,外光路
refracting telescope,折射望远镜
refractive humidity transducer [sensor],折射式湿度传感器
refractometer,折射盐度计
refrigerant(pressure)gauge,致冷压力表
refrigeration,致冷
regenerative braking,回馈制动；再生制动
regional model,区域模型
register,寄存器
register(of an integrating instrument),(积分式仪表的）计度器
registered standard,注册标准
regression,回归
regular velocity distribution,规则速度分布
regulating device,调节装置
regulating unit,调节单元
regulation,法规；调节
regulator,调节器
rejection,抑制
relative aperture,相对孔径
relative error,相对误差
relative flow coefficient,相对流量系数
relative gravity surver,相对重力测量
relative humidity,相对湿度
relative (measurement) method,相对式测量法
relative precision,相对响应值
relative retention value,相对保留值
relative sensitivity coefficient,相对灵敏度系数
relative stability,相对稳定性
relative tolerance between forward and backward in indicating value,示值进回程相对误差
relative travel,相对行程
relative variation in the indicating value,示值相对变动值
relative viscosity,相对粘度
relaxation process,弛豫过程
relaxation testing machine,松弛试验机
relaxation vibration,张弛振动
relay,继动器；继电器
relay characteristics,继电（器）特性
relay control system,继电控制系统
release mechanism for plankto net,浮游生物网闭锁器
relevant failure,关联失效
relevant specification,有关规范
reliability,可靠性；可靠度
reliability assessment,可靠性评估
reliability block diagram,可靠性方框图
reliability certification,可靠性认证
reliability compliance test,可靠性试验证试验
reliability design review,可靠性设计评审
reliability determination test,可靠性测定试验
reliability evaluation,可靠性评定
reliability evaluation from demonstration data,利用验证数据的可靠性评定
reliability growth,可靠性增长
reliability improvement,可靠性改进
reliability model,可靠性模型
reliability program,可靠性计划
relief valve,释放阀
reluctive pressure transducer,磁阻式压力传感器
reluctive transducer [sensor],磁阻式传感器
remanent attraction force,残留吸力
remote command control,指令遥控
remote control,遥控
remote control command,遥控指令
remote controlled Niskin sampler,尼斯金遥控采水器
remote manipulator,遥控操作器
remote measuring meteorograph,遥测气象记录仪
remote-measuring thermohygrograph,遥测温湿记录仪
remote printing,远程打印
remote regulating,遥调
remote sensing,遥感
remote sensing instrumentation for oceanography,海洋学遥感仪器
remote sensing platform,遥感平台
remote sensing system,遥感系统
remote sensing technique of oceanography,海洋学遥感技术
remote set point adjuster,远程设定点调整器
remote terminal,远程终端设备
remote thermometer,遥测温度表
removable back plate,可拆卸的后盖板
repair rate,修复率
repair time,修复时间
repeatability,重复性
repeatability error,重复性误差
repeatability of wavelength,波长重复性
repeated impact testing machine,多次冲击试验机
repeater,转发器
repetition theodolite,复测经纬仪
replica grating,复制光栅
reply message,回答报文
report generator,报表生成程序
representation of the a.c.properties of resistor,电阻器交流特性的表示
representation unit,表示单位
reproducibility,再现性；复现性
reproducibility error,再现性误差
reproducibility of measurement,测量再[复]现性
requirement,需求
requirements analysis,需求分析
requirements specification,需求规格说明
reserve volume,储气室
reservoir,储液器
reset,复原
reset time,再调时间
residual buoyancy,剩余浮力
residual carrier,残余载波
residual current,残余电流；剩余电流
residual current transformer,剩余电流互感器
residual deflection,残余偏转
residual electromotive force of potentiometer,电位差计残余电动势
residual error,残差
residual error rate,残差率
residual inductance of resistance box,电阻箱残余电感
residual magnetic field detector,剩磁检查仪
residual magnetism,剩磁
residual method,剩磁法
residual resistance of resistance box,电阻箱残余电阻
residual standard deviation,残余标准偏差
residual unbalance,剩余不平衡量
residual variance,剩余方差
residual voltage,剩余电压
residual voltage at zero,零点残余电压
residual voltage transformer,剩余电压互感器
residual voltage winding,剩余电压绕组
resistance balance,电阻平衡
resistance box,电阻箱
resistance box with plug,插头式电阻箱
resistance box with rotary switch,旋转开关式电阻箱
resistance box with terminals,端接[钮]式电阻箱
resistance hygrometer,电阻湿度计
resistance inclinometer,电阻式井斜仪
resistance meter,电阻表
resistance psychrometer,电阻（干湿球）湿度计
resistance ratio(of resistance thermometer sensor),(热电阻的）电阻比
resistance strain gauge,电阻应变计[片]
(resistance)strain gauge drawing force and compression force transducer,（电阻）应变式拉压力传感器
(resistance) strain gauge drawing force transducer,（电阻）应变式拉力传感器
(resistance) strain gauge force transducer,（电阻）应变式力传感器
(resistance)strain gauge load cell,（电阻）应变式称重传感器
(resistance)strain gauge rolling force measuring instrument,（电阻）应变式轧制力测量仪
(resistance)strain gauge tensiometer resolution,（电阻）应变式张力计分辩力
resistance-temperature coefficient (of resistance thermometer sensor),（热电阻的）电阻温度系数
resistance thermometer detector (RTD),热电阻
resistance thermometer clement,热电阻元件
resistance thermometer sensor,热电阻
resistance thermometry,电阻测温法
resistance voltage to power supply,耐（电）压
resistance wire gauge,电阻线验潮仪
resistive moisture sensor,电阻式湿敏元件
resistive transducer [sensor],电阻式传感器
resistivity instrument,电阻率仪器
resistor caliper,电阻式井径仪
resoluting power,分辨率；
resolution,分辨力；分辨率；分离度
resolution error,分辨率误差
resolution factor,分辨力因数
resolution of strain instrument,应变仪分辨率
resolution power,分辨力
resonance,共振
resonance frequency,诺振频率
resonance method,共振法
resonance method (of measurement),诺振（测量）法
resonance technique,共振法
resonance technique,共振法
resonant vibrator,共振振动器
resonator pressure transducer,谐振式压力传感器
resonator transducer [sensor],谐振式传感器
resource allocation,资源分配
resource coordination,资源协调
resource optimization,资源优化
respiratory flow transducer [sensor],呼吸流量传感器
respiratory frequency transducer [sensor],呼吸频率传感器
responder,响应站
response,响应；响应值
response characteristic,响应特性
response curve,响应曲线
response speed,响应速度
response time,响应时间
restoring torque,反作用力矩
restricted breathing enclosure,限制通气外壳
restrictor,限流器
result of a measurement,测量结果
resultant magnetization,复合磁化
retard (pressure) gauge,缓行压力表
retention index,保留指数
retention time,保留时间
retention volume,保留体积
reticule,刻度板
return control,返回控制
return-flow wind tunnel,回流式风洞
return spring,复位弹簧
return-to-zero (RZ),归零制
reverberant field,混响声场
reverberation room,混响室
reverse action,反作用
reverse actuator,反作用执行机构
reverse bend tester,弯折试验机
revers osmosis method for desalination,反渗透淡化法
reverse search,逆谱库检索
reverse video,反相显示
reversed-phase column,反相柱
reversed-phase liquid chromatography,反相液相色谱法
reverser,反向器
reversing thermometer,颠倒温度表
revising method of (thermal) electromotive force,（热）电动势修正法
revisit rate,回访速率
revolution speed,转速
revolution speed check table,转速校验台
revolution speed transducer,转速传感器
Reynolds number,雷诺数
RF-presentation,射频显示；不检波显示
rhodium-iron resistance thermometer,铑铁电阻
rigid disk drive,硬磁盘机
rigid polyvinyl chloride,硬聚氯化烯
rigid rotor,刚性转子
ring balance,环秤
ring balance manometer,环秤压力计
ring-down pulse,振铃脉冲
ring network,环形网络
ring viscometer,环式粘度计
ringing frequency,自振周期
ringing period,自振周期
ripple,纹波
ripple coefficient of voltage,电压纹波系数
ripple voltage,纹波电压
rise time,上升时间
rise-time discrimination,上升时间鉴别
risk analysis,风险决策
risk evaluation,风险评价
robot,机器人
robot programming language,机器人编程语言
robot system,机器人系统
robotics,机器人学
robust control,鲁棒控制
robust controller,鲁棒控制器
robustness,鲁棒性
rock densitometer,岩石密度计
rock pression sclerometer,岩石压入硬度计
rocketsonde,火箭探空仪
Rockwell hardness number,洛氏硬度值
Rockwell hardness penetrator,洛氏硬度压头
Rockwell hardness tester,洛氏硬度计
Rockwell superficial hardness number,表面洛氏硬度值
Rockwell superficial hardness tester,表面洛氏硬度计
rod anode X-ray tube,棒阳极X射线管
rod of pendulum,摆杆
roentgen,伦琴
Roland circle,罗兰圆
roll chart [paper],卷筒式记录纸
roll-gap,辊缝
rolling chains,滚链
rolling diaphragm actuator,滚动膜片执行机构
rolling sphere viscometer,滚球式粘度计
rolling test,滚动试验
root mean square (RMS) detector,均方根检波器
Roots flowmeter,腰轮流量计
rosette sampling system,多袋采水器
"rotary"displacement meter,“旋转”排量式仪表
rotary eccentric plug valve,偏心旋转阀
rotary motion valve,角行程阀
rotary pump,机械泵
rotating beam apparatus,旋臂装置
rotating-beam ceilometer,旋转波束云高计
rotating-beam cloud height meter,旋转波整束云高计
rotating cylinder viscometer,旋转圆筒式粘度计
rotating magnetometer,旋转磁力仪
rotating [oscillating] piston flowmeter,旋转活塞流量计
rotating target X-ray tube,旋转阳极X射线管
rotating vibration generator,回转振动器
rotation magnetic field,旋转磁场
rotation magnetization,旋转磁化
rotation or vibrating coil magnetometer,旋转或振动线圈磁强计
rotational distortion,旋转畸变
rotational viscometer,旋转粘度计
rotative speed,转速
rotative speed difference,转速差
rotor,转子
rotor axis,转子轴线
rotor flow transducer [sensor],转子流量传感器
rotor gear,转子齿轮
run of wind,风程
run-of-wind anemometer,风程表
running means,滑动平均
round trip propagation time,往返传播时间
routine,例行程序
routine tese,出厂检验；例行试验
rupture pressure,破坏压力
rustpreventive packaging,防锈包装
rustproof packaging,防锈包装
Rutherford Back scattering spectroscopy;RBS spectroscopy,卢瑟福背散射谱法
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