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電子類術語英漢詞匯（Ⅳ）
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M
MA-scope,MA型顯示
Mach number,馬赫數
machine code,機器代碼
machine intelligence,機器智能
machine language,機器語言
machine type rock ore densimeter,機械式巖礦密度儀
macro analysis,常量分析
macro instruction,宏指令
macro-economic model,宏觀經濟模型
macro-economic system,宏觀經濟系統
macroassembly language,宏匯編語言
magnet,磁鐵
magnet assembly,磁體
magnet dynamic instrument,磁式動態儀器
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,磁偏轉
magnetic detector for lightning currents,閃電電流磁檢示器
magnetic disc,磁盤
magnetic domain attachment,磁疇附件
magnetic drum,磁鼓
magnetic field,磁場
magnetic field meter,磁場計
magnetic field strength transducer[sensor],磁場強度傳感器
magnetic flaw detection ink,磁懸液
magnetic flow transducer,磁性流量傳感器
magnetic flux transducer[sensor],磁通傳感器
magnetic grating displacement transducer,磁柵式位移傳感器
magnetic induced polariaxtion instrument,磁激電儀
magnetic locator,磁定位器
magnetic logger,磁測井儀
magnetic oxygen transducer[sensor],磁式氧傳感器
magnetic particle,磁粉
magnetic particle inspection,磁粉探傷機 magnetic potentiometer,磁位計
magnetic prospecting instrument,磁法勘探儀器 magnetic(quantity)transducer[sensor],磁（學量）傳感器
magnetic resistivity instrument,磁電阻率儀
magnetic resistor,磁敏電阻器
magnetic rotaion comparison,磁旋比
magnetic scale width meter[gauge],磁柵式寬度計
magnetic screen[shield],磁屏蔽
magnetic sensor,磁傳感器
magnetic separator,磁性分選儀
magnetic storage,磁存儲器
magnetic susceptibility logger,磁化率測井儀
magnetic tape,磁帶
magnetic tape unit,磁帶機
magnetic widn,磁風
magnetization method,磁化方法
magnetizer,充磁機
magnetizing,磁化
magnetizing assembly,磁化裝置
magnetizing coil,磁化線圈
magnetizing current,磁化電流
magnetizing time,磁化時間
magneto electric balance,電磁天平
magneto sensor,磁敏元件
magnetoelastic effect,壓磁效應
magnetoelastic force transducer,磁彈性式力傳感器
magnetoelastic rolling force measuring instrument,磁彈性式軋制力測量儀 magnetoelastic tensiometer,磁彈性式張力計
magnetoelastic torque measuring instrument,磁彈性式轉矩測量儀
magnetoelastic torque transducer,磁彈性式轉矩傳感器
magnetoelastic weighing cell,磁彈性式稱重傳感器
magnetoelectric phase difference torque measuring instrument, 磁電相位差式轉矩測量儀
magnetoelectric phase difference torque transducer,磁電相位差林轉矩傳感器 magnetoelectric tachometer,磁電式轉速表
magnetoelectric tachometric transducer,磁電式轉速傳感器
magnetoelectric velocity measuring instrument,磁電工速度測量儀
magnetoelectric velocity transducer,磁電式速度傳感器
magnetometer,磁強計；磁力儀
magneto-optical effect magnetometer,磁阻磁強計
magnetoresistive magentomenter,磁致伸縮磁力儀
magnetostriction testing meter,磁致伸縮測試儀
magnetostrictive transducer,磁致伸縮振動器
magnetreater,磁處理機
magentrol,磁放大器
magnification,放大倍率
magnitude-frequency characteristics,幅頻特性
magnitude margin,幅值裕度；幅值裕量
magnitude-phase characteristics,幅相特性
main axle of penetrator,壓頭主軸
main storage,主存儲器
main valve,主閥
maintainalbility,可維修性；可維護性；維修性；維修度
maintenance,維修；維護
maintenance test,維護試驗
major loop,主回路
management decision,管理決策
management information system(MIS),管理信息系統
management level,管理級
management science,管理科學
manager,管理站
Manchester encoding,曼徹斯特編碼
mandatory standard,強制性標準
manipulated variable,操縱變量
man-machice communication,人機通信
man-machine coordination,人機控制
man-machine coordination,人機協調
man-machine interaction,人機交互
man-machine interface,人機界面
man-machine system,人機系統
manned submersible,載人潛水器
manometer,壓力計
manual control,手動控制
manual data input programming,手動數據輸入編程；人工數據輸入編程
manual operating device,手動裝置
manual operating mode,手動運轉方式
manual scanning,手動掃查
manual station,手動操作器
manufacturing automation protocol(MAP),制造自動化協議；生產自動化協議
manufacturing message service(MMS),加工制造報文服務
mapping,頁面尋址；面分布圖
marine barometer,船用氣壓表
marine digital seismic apparatus,海洋數字地震儀
marine flux-gate magnetometer,海洋地球物理勘探
marine gravimeter,海洋重力儀
marine gravimeteric survey,海洋重力測量
marine instrument,船用儀器儀表
marine optical pumping magnetometer,海洋光泵磁力儀
marine proton gradiometer,海洋質子梯度儀
marine proton magnetometer,海洋質子磁力儀
marine proton precession magnetometer,海洋質子磁力儀
marine seismic prospectiong,海洋地震勘探
marine seismic streamer,海洋地奪電纜；拖纜；漂浮電纜
marine vibrating-string gravimeter,海洋振弦重力儀 mark,標志
mark of conformity,合格標志
marking,標志
marking of an instrument for explosive atmosphere,防爆儀表標志
mass,質量
mass absorption coefficient,質量吸收系數
mass analyzed ion kinetic energy spectrometer(MIKES),質量分析離子動能譜儀
mass analyzer,質量分析器
mass centering,質量定心
mass centering machine,質量定心機
mass chromatography(MC),質量色譜法
mass decade range,十倍質量程
mass discrimination effect,質量歧視效應
mass dispersion,質量色散
mass flow computer,質量流量計算機
mass flow-rate,質量流量
mass flow rate senstive detector,質量流量敏感型檢測器
mass fragmentography(MF),質量碎片譜法
mass indicator,質量指示器
mass number,質量數
mass peak,質量峰
mass range,質量范圍
mass scanning,質量掃描
mass spectrograph,質譜儀
mass spectrometer,質譜計
mass spectometric analysis,質譜法
mass spectrometry(MS),質譜學；質譜法
mass spectrometry-mass spectrometry(MS-MS),質譜-質譜法
mass spectroscope,質譜儀器
mass spectroscopy,質譜學
mass spectrum,質譜
mass-spring system,質量彈簧系統
mass stability,質量穩定性
mass storage,大容量存儲器；海量存儲器
mass-to-charge ratio,質荷比
master file,主文卷
master/slave discrimination,主從鑒別；主副鑒別
master station,主站
master viscometer,標準粘度計
material measure,實體量器
material processibility,材料工藝性能
material tesing machine,材料試驗機
mathematical model,數學模型
mathematical similarity,數學相似
mathematical simulation,數字仿真
matrix correction,基本修正
matrix effect,基體效應
matrix printer,點陣印刷機；點陣打印機
Mattauch-Herzog geometry(mass spectrograph),馬-赫型雙聚焦質譜法
max allowable continuous working current,最大允許連續工作電流
max deflection of linearity,最大線性偏轉
maximum acceleration,最大加速度
maximum allowde deviation,最大允許扁差
maximum ballistic scanning,最大沖擊拂掠
maximum capacity,最大稱量
maximum cyclic load,最大循環負荷
maximum cyclic stress,最大循環應力
maximum displacement,最大位移
maximum excitation,最大激勵
maximum floating voltage,最大浮置電壓
maximum flow-rate,最大流量
maximum load of the test,最大試驗負荷
maximum load of the testing machine,試驗機最大負荷
maximum operating pressure differential,最大工作壓差
maximum operationg water depth,最大工作（水）深度
maximum output inductance,最大輸出電感
maximum output resistance,最大輸出電阻
maximum overshoot,最大超調量
maximum peneration power,最大穿透力
maximum power supply voltage,最高電源電壓
maximum principle,極大值原理；最大值原理
maximum profit programming,最大利潤規劃
maximum rated circumferential magnetizing current, 額定周向磁化電流；最大周向磁化電流
maximum rated force under sinusoidal conditions,正弦態最大激振力
maximum revolutions of output shaft,輸出軸最大轉數
maximum scale value,標度終點值
maximum sound pressure level of microphone,傳聲器最高聲壓級
maximum strain,最大應變
maximum temperature,最高溫度
maximum thermometer,最高溫度計；最高溫度表
maximum transverse load,最大橫向負荷
maximum velocity,最大速度
maximum wind speed,最大風速
maximum working pressure(MWP),最大工作壓力
McLeod vacuum gauge,麥氏真空計
mean availability,平均軸就流體速度
mean dynamic pressure in a cross-section,橫截面內的平均動壓
(mean) effective mavelength,（平均）有效波長
mean flow-rate,平均流量
mean life,平均壽命
mean linear velocity of mobile phase,流動相平均線速
mean load,平均負荷
mean repair time(MRT),平均修理時間
mean squared spectral density,均方譜密度
mean strain,平均應變
mean stress,平均應力
mean time between failures(MTBF),平均失效間隔時間
mean time to failure(MTTF),平均失效前時間
mean time to restoration,平均體膨脹系數
meantime auto-spectrometer,同時式自動光譜儀
(measurable)quantity,(可測的）量
measurand,被測量
measured object,被測對象
measured quantiry,被測量
(measure)target,（被測）目標 measured value,被測值
measured variable,被測變量
measurement,測量
measurement hardware,測量硬件
measurement of directional response pattern,指向性響應圖案測量
measurement of exciting force,激振力的測量
measurement of vibration quantity,振動量的測量
measurement procedure,測量步驟
measurement signal,測量信號
measurement standand,測量標準（器）
measurement time,測量時間
measuring amplifier,測量放大器
measuring bridge,測量電橋
measuring current transformer,測量用電流互感器
measuring distance,測量距離
measuring element(of an electro-mechanical measuring instrument), （電-機械測量儀表的）測量機構
measuring equipment,測量裝置；測量設備
measuring hole,測量孔
measuring indication system,測量指示裝置
measuring instrument,測量（儀器）儀表；測量器具
measuring instrument with circuit control device,帶有電路控制器件的測量儀表 measuring junction,測量端區
measuring microphone,測試傳聲器
measuring plane,測量平面
measuring point for the humidity,濕度測定點
measuring point for the temperature,溫度測定點
(measuring)potentiometer,（測量）電位差計
measuring range,測量范圍
measuring range higher limit,測量范圍上限值
measuring range lower limit,測量范圍下限值
measuring section,測量段
measuring spark gap,測量球隙
measuring system,測量系統
measuring terminal,測量端
measuring time,測量時間
(measuring)transducer,（測量）傳感器
measuring transducer(with electrical output),（電量輸出）測量變換器
measuring voltage transformer,測量用電壓互感器
mechanical bathythermograph(MBT),機械式深溫計
mechanical hygrometer,機械濕度計
mechanical impedance,機械阻抗
mechanical properties,機械性能
mechanical quantity,機械量
mechanical quantity transducer[sensor],力學量傳感器
mechanical regulator,機械穩速器
mechanical resonance,機械共振
mechanical resonance frequency of the moving element,運動部件機械共振頻率
mechanical resonance frequency of the moving element suspension, 運動部件懸掛機械共振頻率
mechanical runout,機械脫出
mechanical sensor,力敏元件
mechanical shock,機械沖擊
mechanical strain,機械應變
mechanical structure type transducer[sensor],結構型傳感器
mechanical test,機械性能試驗
mechanical testing machine,機械式試驗機
mechanical top-loading balance,機械式上皿天平
mechanical vibration,(機械）振動
mechanical vibrator,機械振動器
mechanical vibraometer,機械測振儀
mechanical zero,機械零位
mechanical zero adjuxter,機械零位調節器
mechanism model,機理模型
medium temperature strain gauge,中溫應變計（片）
mel,美（音調的單位）
melted quartz cqpacitor,熔融石英電容器
melting heat,熔解熱
melting point,熔解點
melting point type disposable fever thermeometer,熔點型消耗式溫度計
memory,存儲器
memory protection,存儲保護
Mendeleev weighing,門捷列夫稱量法
meniscus,彎月面
menu selection mode,選單選擇式；菜單選擇式
meroury barometer,水銀氣壓表
mercury drop amplitude,汞滴振幅
mercury motor meter,水銀電機式儀表
mercury pool electrode,示池電極
mercury thermoneter,水銀溫度表
message,報文
message mode,報文方式
message switching,報文交換
messenger,使錘
metal base indicated electrode,金屬基指示電極
metal-ceramic X-ray tube,金屬陶瓷X射線管
metal-insoluble salt indicated electrode,金屬-難溶鹽指示電極
metal-oxide gas transducer[sensor],金屬氧化物氣體傳感器
metal-oxide humidity transducer[sensor],金屬氧化物濕度傳感器
metal-spring gravimeter,金屬彈簧重力儀
metallic material testing machine,金屬材料試驗機
metallurgical automation,冶金自動化
metastable dceomposition,亞穩分解
metastable defocussing,亞穩去聚焦
metastable ion,亞穩離子
metastable scanning,亞穩掃描
meteorograph,氣象計
meteorological instrument,氣象儀器
meteorological observation,氣象觀測
meteorological radar,氣象雷達
meteorological rocket,氣象火箭
meteorological satellite,氣象衛星
meteorological tower,氣象塔
meter,計；表
meter electrodes,測量電極
meter flow-rate,儀表流量
meter for testing constant current fluxreset curve,恒流磁通回歸曲線測試儀
meter tube(of an electromagnetic flowmeter),（電磁流量計的）測量管
meter wheel,繩索記數器
meter with maximum demand indicator,最大需量電度表
meters(for the measurement of the volume of fluids),（測量流體體積的）儀表
meters for measuring amplitude by a reading microscope,讀數顯微鏡測振幅法
method for measuring amplitude by a wedge gauge,量楔測振幅法
method of coreection,校正方法
method of electron diffraction,電子衍射法
method of field emission microscope(FEM),場發射顯微鏡法
method of field parameter measurement,場參數測量法
meteod of instability,不穩定法
method of least squqres,最小二乘方法
method of measurement,測量方法
method of modal balancing,振型平衡法
method of spot parameter measurement,點參數測量法
method standard,方法標準
metrological performance,計量性能
mica capacitor,云母電容器
imcro adsorption detector,微量吸附檢測器
micro analysis,微量分析
micro balance,微量天平
micro coulometric detector,微庫侖檢測器
microbarograph,微（氣）壓計
microbarometer,微壓表
microcomputer,微（型）計算機
microcomputer alternating current resistivity instrument,微機化交流電阻率儀器
micro-computer field measuring system,微電腦野外檢測系統
microcomputer induced polarization instrument,微機激電儀
micro-densitometer,微密度計
micro-economic model,微觀經濟模型
micro-economic system,微觀經濟系統
micro-heat of adsorption detector,微量吸附熱檢測器
micro-packed column,微填充柱
microhardness number,顯微硬度值
micrometer,測微器
micrometer checker,千分表檢查儀
microphone,傳聲器
microphone calibration apparatus,傳聲器械校準儀
microphone protection grid,傳聲器保護罩
microphone response frequency,傳聲器共振頻率
microphone stand,傳聲器架
microphone temperature coefficient,傳聲器溫度系數
microphotometer,測微光度計
micropluviometer,微雨量器
microtome,超薄切片機
microwave,微波
microwave detecton apparatus,微波檢測儀
microwave distance method,微波探傷法
microwave distance meter,微波測距儀
microwave hygroscope,微波測濕儀
microwave plasma detector,微波等離子體檢測器
microwave radar,微波雷達
microwave radiometer,微波輻射計
microwave remote sensing,微波遙感
micro-wave scatterometer,微波散射計
microwave thickness meter,微波厚度計
mid infrared range(MIR) remote sensing,中紅外遙感
minimum achievable residual unbalance,最小可達剩余不平衡量
minimum cyclic load,最小循環應力
minimum detectable leak,最小可檢漏量
minimum detectable partial pressure,最小可檢分壓強
minimum flow-rate,最小流量
minmum load of the testing machine,試驗機最小負荷
minimum operationg pressure differential,最小工作壓差
minimum phase system,最小相位系統
minimum positioning time,最小定位時間
minimum power supply voltage,最低電源電壓
minimum rate of benefit,最低收益率
minimum reserve,最低儲備
iminmum risk estimation,最小風險估計
minimum scale value,標度始點值
minimum strain,最小應變
minimum temperature,最低溫度
minimum thermometer,最低溫度計；最低溫度表
minimum variance estimation,最小方差估計
mining compass,礦山羅盤儀
mirror dial,鏡大幅度盤
mirror telescope,反射望遠鏡
mixing length,混合長度
mixing ratio,混合比
mobile phase,流動相
mobile weather station,流動氣象站
mobile X-ray detection apparatus,移動式X射探傷機
modal aggregation,模態集結
modal control,模態控制
modal matrix,模態矩陣
modal transformation,模態變換
mode of vibration,振型；振動模態
mode shape,振形
model,模型；型號
model accuracy,模型精確度
model analysis,模型分析
model base(MB),模型庫
model base management system(MBMS),模型庫管理系統
model checking,模型置信度
model coordination method,模型協調法
model decomposition,模型分解
model design,模型設計
model evaluation,模型評價
model experiment,模型實驗
model fidelity,模型逼真度
model following control system,模型跟蹤控制系統
model following controller,模型跟蹤控制器
model loading,模型裝載
model modification,模型修改
model of strain gauge,應變計[片]型式
model reduction,模型降價
model reduction method,模型降價法
model reference adaptive control system,模型參考適應控制系統
model reference control system,模型參考控制系統
model simplification,模型簡化
model transformation,模型變換
model validation,模型確認
model variable,模型變量
model verification,模型驗證
modeling,建模
modern control theory,現代控制理論
modern polarography,近代極譜法
modifiability,可修改性
modular programming,模塊化程序設計
modularity,組合性
modularization,模塊化
modulation,調制
modulation analysis,調制分析
modulation sideband,調制邊帶
modulator,調制器
modulator-demodulator;modem,調制解調器
module,模塊
modulus of elasticity,彈性模量
moire fringe,莫爾條紋
moire frenge grating,莫爾條紋光柵
moisture content,含濕量；水汽含量
moisture sensor,濕敏元件
molecular absorption spectrometry,分子吸收光譜法
molecular beam mass spectrometer,調制分子束質譜計
molecular spectrum,分子光譜
molecule ion,分子離子
moment,分矩
moment of pendulum,擺錘力矩
monitoring,監視
monitoring hardware,監視硬件
monitoring program,監督程序
monochromatic radiation,單色輻射
monochromator,單色儀
monocolour radiation,單色輻射
monopole mass spectrometer,單極質譜計
most economic control(MEC),最經濟控制
most economic observing(MEO),最經濟觀測
mould growth test,長霉試驗
mould test chamber,霉菌試驗箱
mouldproof packaging,防霉包裝
mountain barometer,高山氣壓表
mouse,鼠標器
movable cross-beam,移動橫梁
movement,傳動機構
moving band interface,傳送帶接口
moving coil,動圈
moving ciol galvanometer,動圈式[磁電系]檢流計
moving-coil microphone,動圈傳聲器
moving-conductor microphone,電動傳聲器
moving element,運動部件；可動部分
moiving-iron instrument,動鐵式[電磁系）儀表
moving-megnet galvanometer,動磁系振動子
moving-magnet instrument,動磁式儀表
moving point device,移點器
moving-scale instrument,動標度尺式儀表
moving table,滑臺
MS-MS scanning,質譜—質譜法掃描
mud flow meter,泥漿流量計
mud hydrometer,泥漿比重計
mud logger,泥漿電阻儀
mud lubrification meter,泥漿潤滑性測定儀
mud resistance meter,泥漿電阻儀
mud sand content meter,泥漿含砂量測定儀
mud wavter loss meter,泥漿失水量測定儀
multi-axial strain gauge,多軸應變計
multi band seismograph,多頻帶地震儀
multichannel analyzer,多道分析器
multichannel cross correlation,多通道互相關
multi-channel logging truck,多線式自動測井儀；測井站
multi-channel photo-recorder,多線照相記錄儀
multi-channel pulse height analyzer,多道脈沖高度分析儀
multi-channel X-ray spectrometer,多道X射線光譜儀
multi collectors mass spectrometer,多接收器質譜計
multi-colour radiation thermometer,多色輻射溫度計
multi-colour thermometry,多色測溫法
multi-core type current transformer,多鐵心型電流互感器
multi crystal thermistor,多昌熱敏電阻器
multi-frequeny channel ground detector,多頻道地電儀
multi-runction(measuring)instrument,多功能（測量）儀表
multi-function transducer[sensor],多功能傳感器
multi-idler belt conveyor scale,多托輥電子皮帶秤
multi-input multi-output control system;MIMO control system,多輸入多輸出控制系統
multi-path diagonal-beam ultrasonic flowmeter,多聲道斜束式超聲流量計
multi-plane balancing,多面平衡
multi-objective decision,多目標決策
multi-plate trim,多層疊板工節流組件
multi-range(measuring)instrument,多范圍（測量）儀表
multi-rate meter,復費率電度表
mulit-scale(measuring)instrument,多標度尺（測量）儀表
mulit-stage accelerating electron gun,多極加速電子槍
multistage flash distillation method for desalination,多級閃急蒸餾淡化法
multi-step action,多位作用
multi-step controller,多位控制器
multi-turn electric actuator,多轉電動執行機構
multi-user simulation,多用戶仿真
multidimensional gas chromatograph,多維氣相色譜儀
multidimensional gas chromatography,多維氣相色譜法
multilayer control,多層控制
multilayer system,多層系統
multilevel computer control system,多級計算機控制系統
multilevel control,多級控制
multievel coordination,多級協調
multilevel decision,多級決策
multievel process,多級過程
multilevel system,多級系統
multilink,多鏈路
multiloop control,多回路控制
multiloop control system,多回路控制系統
multiloop controller,多回路控制器
multimeter,萬用電表
multiple channel recorder,多通道記錄儀
multiple echo method,多次反射法
multiple-jet water meter,多注束水表
multiple scattering event,多重散射過程
multiple-sensor cross correlation,多傳感器互相關
multiple-speed floationg action,多速無定位作用
multiple-speed floation controller,多速無定位控制器
multiple step plug,多級閥芯
multiple tide staff,群驗潮桿；水尺組
multiplex link,復用鏈路
multiplexer,多路轉換器；多路轉接器
multiplexing,多路復用
multipoint connection,多點連接
multipoint network,多點網絡
multipoint recorder,多點記錄儀
multiprocessing,多道處理；多處理機
multiprogramming,多道程序設計
multiprojecting plotter,多位投影測圖儀
multisegment model,多段模型
multispectral camera,多光譜照相機
multispectral scanner(MSS),多光譜掃描儀
multistage decision process,多段決策過程
multistate logic,多態邏輯
multistratum control,多段控制
multistratum system,多段系統
multivariable control system,多變量控制系統
N
n-exponent,n-指數
N.T.C.thermistor,負溫度系數熱敏電阻器
Nansen bottle,南森采水器
Nansen opening-and-closing net,南森開團式網
narrow-band filter,窄帶濾波器
narrow-band random vibration,窄帶隨機振動
narrow band spectrum,窄波段
national satellite,國土衛星
national standard,國家標準
natural convection,自然對流
natural electric-field method instrument,自然電場法儀器
natural environment,自然環境
natural field electro-detector,天然場電測儀
natural frequency,固有頻率
natural frequency measurement,固有頻率的測量
natural frequency of rotor/bearing system,轉子支承系統固有頻率
natural gamma spectromenter of logger,自然伽瑪能譜測井儀
natural inherent frequency,自然固有頻率
natural mode of vibration,固有振型
near field,近場
near infrared range(NIR)remote sensing,近紅外遙感
near-optimality,近優性
nearest-neighbor,最近鄰
nebulizer,霧化器
negative feedback,負反饋
negative knives linear,負刀聯線
negative pressure,負壓；真空
negative shock response spectrum,負沖擊響應譜
negative strain,負應變
negative tempperature coefficient thermistor,負溫度系數熱敏電阻
nephelometer,渾濁度表
nephoscope,測云器
Nernst equation,能斯特方程
nest,嵌套
net pyrgeometer,凈地球輻射表
net pyrradiometer,輻射平衡表
net radiation,凈輻射；輻射平衡；輻射差額
net retention time,凈保留時間
net retention volume,凈保留體積
net sounder,網位儀
net terrestrial radiation,凈地球輻射
network frame,網絡幀
network management,網絡管理
network model,網絡模型
network protocol,網絡協議
network technique,網絡技術
neutral absorption,中性吸收
neutral filter,中性濾光片
neutral zone,中間區
neutrally buoyant float,中性浮標
Newton's fluid,牛頓流體
neutron dosimeter,牛頓流動定律
neutron dosimeter,中子劑量計
neutron logging instrument,中子測井儀
neutron fraiograghy,中子射線照相術
neutron spectromenter,中子能譜儀
neutron-gamma radiometer,中子伽瑪輻射儀
Nickel-Chromium/CopperNickel thermocouple,鎳鉻-銅鎳熱電偶
Nickel-Chromium/NickelAluminium[Silicom] thermocouple，鎳鉻-鎳鋁[硅]熱電偶
Nickel-Chromium-Silicom/Nickel-Silicom thermocouple,鎳鉻硅鎳硅熱電偶
Nier-Johnson geometry mass spectrometer,尼爾-約翰遜型 雙聚焦質譜計
NIM bin NIM,機箱
Niskin sterile water sampler,尼斯金無菌采水器
nitrile rubber(Buna N),丁晴橡膠
nitrogen dioxide trnsfer furnace,二氧化氮轉化爐
nitrogen-oxide analyzer,氮氧化物分析儀
NMR absorption band,核磁共振吸收帶
NMR absorption line,核磁共振吸收線
NMR equipment,核磁共振儀
NMR line width,核磁共振線寬
no-load,空負荷
no-load test,空載試驗
node,節點
noetic science,思維科學
noise,噪聲
noise dose,噪聲劑量
noise dose meter,噪聲劑量計
noise factor,噪聲系數
noise generator,噪聲發生器
noise level,噪聲電平
noise level analyzer,噪聲級分析儀
noise prediction,噪聲預估
noise room,噪聲室
noise suppressing varistor,消噪電壓敏電阻器
noise thermometer,噪聲溫度計
noise transducer [sensor],噪聲傳感器
nominal cartridge diameter of microphone,傳聲器極頭公稱直徑
nominal characteristic,名義特性
nominal flow-rate,公稱流量
nominal heat value,標定熱值
nominal humidity,標稱濕度
nominal operating condition,正常工作條件
nominal pressure rating,公稱壓力
nominal range,標稱使用范圍；標稱量限
nominal range of use,標稱使用范圍
nominal size,公稱通徑
nominal temperature,標稱溫度
nominal travel,標稱行程
nominal value,標稱值
nominal voltage ratio,標稱電壓比
non-conformity,不合格
non-contact thermometry,非接觸測溫法
non-crystalline electrode,非晶體電極
non-delimiter byte,非定界字節
non-destructive inspection,無損探傷
non-destructive inspection machine,無損探傷機
non-dimensional [relative] velocity,無量綱[相對]速度
non-dispersive infra-red gas analyzer;NDIR gas analyzer,非色散紅外線氣體分析器；NDIR氣體分析器
non-engineering system simulation,非工程系統仿真
non-enveloped thermistor,非密封型熱敏電阻器
non-function type optic-fibre temperature transducer,非功能型光纖溫度傳感器
non-interacting control,無相關控制
non-interchangeable accessory,不可互換附件
non-isolated analogue input,非隔離的模擬輸入
non-line conversion,非線性轉換
non-linear damping,非線性阻尼
non-magnetic strain gauge,抗磁性應變計
non-Newtonian fluid,非牛頓流體
non-radioactive electron capture detector,無放射源電子捕獲檢測器
non-reference line imaginary real amplitude receiver,無參考線虛分量儀
non-relevant failure,非關聯失效
non return magnetometer,無定向磁力儀
non rotational imaging,無旋轉成象
non-selective radiator,非選擇輻射體
non split stream injector,無分流進樣器
non-uniformity of chart [paper] speed,紙速不均勻性
non-uniqueness,非唯一性
noncapacitive a.c.arc,非電容性交流電弧
nondeterminisitic control system,非確定性控制系統
nondeterministic model,非確定性模型
nondiffraction X-ray spectrometer,非衍射X射線光譜儀
nonequilibrium state,非平衡態
nonequilibrium system,非均衡系統
nonlinear characteristics,非線性特性
nonlinear control system,非線性控制系統
nonlinear control system theory,非線性控制系統理論
nonlinear estimation,非線性估計
nonlinear model,非線性模型
nonlinear prediction,非線性預報
nonlinear programming,非線性規劃
nonlinear scale,非線性標度
nonlinear system simulation,非線性系統仿真
nonlinear vibration,非線性振動
nonlinear viscous damping,非線性粘性阻尼
nonlinearity,非線性
nonmetallic material testing machine,非金屬材料試驗機
nonreturn-to-zero (NRZ),不歸零制
normal barometer,標準氣壓表
normal beam technique,垂直法
normal beam testing,垂直法
normal calomel electrode,當量甘汞電極
normal distribution,正態分布
normal flow rate,正常流量
normal modes,正態振型
normal operating conditions,正常工作條件
normal-phase liquid chromatography,正相液相色譜法
normal probe,直探頭
normal station,普通站
normal stress,正應力
normal temperature strain gauge,常溫應變計
normal thermometer,標準溫度表
normalization method,歸一法
normalization regulator,歸一化調節器
normalized impedance,歸一化阻抗
normalized mass spectrum,歸一化質譜
normalized reactance,歸一化電抗
normalized resistance,歸一化電阻
normally closed solenoid valve,常關式電磁閥
normally open solenoid valve,常開式電磁閥
notch filter,節點濾波器
nozzle,噴嘴
n-th nodal unbalance,第n階振型不平衡諧量
N-type oxide gas sensor,N型氧化物氣敏元件
nuclear electric quadrupole moment resonance spectroscopy,核四極共振波譜法
Nuclear Instrument Module (NIM),核儀器模塊
nuclear magnetic double resonance,核磁雙共振（法）
nuclear magnetic resonance magnetometer,核磁共振磁強計
nuclear magnetic resonance spectroscopy;NMR spectroscopy,核磁共振波譜法
nuclear radiation thickness meter,核輻射厚度計
(nuclear)radiation transducer [sensor],（核）輻射式傳感器
nuclei counter,計核器
nude source,裸式離子源
null measurement,指零測量
null method,零位法
null method of measurement,零位測量法；指零測量法；零差測量法
null reading method,零讀法
number of degrees of freedom,自由度數
number of effective plate,有效板數
number of theoretical plate,理論板數
numeric key,數字鍵
numerical aperture (NA),數值孔徑
numerical control,數值控制
numerical value (of a quantity),（量的）數值
nutating disc flowmeter,（章動）圓盤流量計
nutating flowmeter,章動流量計
nutrients,營養鹽
nutrients analyzer for seawater,海水營養鹽分析器
Nyquist plot,奈奎斯特圖
O
object language,目標語言
object plane,物面
object program,目標程序
object wave,物體聲束
objective evidence,客觀證據
objective lens of the scanning electron microscope,掃描電子顯微鏡物鏡
objective lens of the transmission electron microscope,透射電子顯微鏡物鏡
oblique visibility,斜能見度
observability,可觀測性；能觀測性
observation and recording device,觀察和記錄裝置
ocean bottom seismograph,海底地震儀
ocean date station,浮標站
oceanographic geological instrument,海洋地質儀器
oceanographic instrumentation,海洋儀器
oceanographic measuring system,海洋測量系統
oceanographic observation,海洋觀測
oceanographic survey,海洋調查
octave,倍頻程
octave(bandwidth)filter,倍頻程（寬帶）濾波器
octave filter set,倍頻程濾波器組
odd-even check,奇偶校驗
off-axis response,離軸響應
off-line,離線
off-line processing,離線處理；脫機處理
off-line system simulation,離線系統仿真
office automation (OA),辦公自動化
office automation system (OAS),辦公自動化系統
office information system (OIS),辦公信息系統
officially recognized standard,官方認可標準
offset,靜差
offset coefficient,靜差系數
oil-filled enclosure (Ex o),充油外殼（Ex o）
oil-water meter,原油水分儀
omegatron mass spectrometer,回旋質譜計
omnidirectional microphone,全向傳聲器
on-cold column injector,冷柱頭進樣器
one-dimensional location,線定位；一維空間定位
on-line,在線
on-line assistence,在線幫助
on-line measurement and frequency spectrum analysis,在線測量頻譜分析
on-line process gas chromatograph,在線過程氣相色譜儀
on-line processing,在線處理；聯機處理
on-line real-time processing,在線實時處理
on-line real-time system,聯機實時系統
on-line system simulation,在線系統仿真
on-off action,通斷作用
on-off controller,通斷控制器
one-man atmospheric submersible,常人常壓潛水器
one-third octave filter,1/3倍頻程濾波器
one-turm time of output shaft,輸出軸每轉時間
one-way communication,單向通信
open-circuit intermediate voltage,開路中間電壓
open front case with pressure relief,帶泄壓裝置的前開式外殼
open front case without pressure relief,無泄壓裝置的前開式外殼
(open hole) caliper,井徑儀
open-jet wind tunnel,開口式風洞
open loop,開環
open loop control,開環控制
open loop control system,開環控制系統
open loop electronic balance,開環式電子天平
open-loop frequency response,開環頻率響應
open-loop gain,開環增益
open-loop gain characteristic,開環增益特性
open loop pole,開環極點
open loop process control,開環過程控制
open loop remote control system,開環遙測控制系統
open loop stabilization,開環穩定
open loop transfer function,開環傳遞函數
open loop voltage gain,開環電壓增益
open loop zero,開環零點
open source,裸式離子源
open system,開放系統；開環系統
open system interconnection (OSI),開放系統互連
open tubular column,空心柱
opening valve time,開閥時間
operating conditions,工作條件
operating error,工作誤差
operating infulence,工作條件影響
operating limits,極限工作條件
operating period,工作周期
operating pressure differential,工作壓差
operating system (OS),操作系統
operating temperature range,工作溫度范圍
operating time,工作時間
operational amplifier,運算放大器
operational reliability,運行可靠性
operational research model,運籌學模型
operational unit,運算器
operations research,運籌學
operative limits,極限工作條件
operator,操作員
operator command,操作員命令
operator's console,操作員操縱臺
operator's station,操作員站
optic fiber displacement meter,光纖式位移計
optic fiber position measuring instrument,光纖式位置測量儀
optic fiber pressure transducer,光纖壓力傳感器
optic fiber tachometer,光纖式轉速表
optic fiber tachometric transducer,光纖式轉速傳感器
optical arm length,光臂長度
optical Doppler effect,光的多普勒效應
optical fiber,光導纖維
optical fiber chemical sensor,光纖化學傳感器
optical fibre magnetometer,光纖磁強計
optical fiber sensor,光纖式傳感器
optical(measurement)method,光測法
optical micrometer,光學測微器
optical plummet,垂準儀；光學對中器
optical pumping,magnetometer,光泵磁強計；光泵磁力儀
optical(quantity)transducer(sensor),光（學量）傳感器
optical reading range,光學讀數范圍
optical spectrometer,光學光譜儀
optical system,光學系統
optical theodolite,光學經緯儀
optical vibrometer,光學測振儀
optical wedge micrometer,光楔測微器
optima estimation,最優估計
optimal control,最優控制
optimal control law,最優控制律
optimal control system,最優控制系統
optimal control theory,最優控制理論
optimal decision problem,最優決策問題
optimal solution,最優解
optimal strategy,最做出策略
optimality principle,最優性原理
optimization,（最）優化
optimization layer,優化層
optimization technique,最優化技術
optimum frequency,最佳頻率
order,有序
order parameter,序參數
ordinary temperature thermistor,常溫熱敏電阻器
organic semiconductor gas transducer [sensor],有機半導體氣體傳感器
organic semiconductor humidity transduce [sensor],有機半導體濕度傳感器
organic semiconductor thermistor,有機半導體熱敏電阻器
orientation,定向
orientation control,定向控制
orifice,節流孔
orifice plate,孔板
orifice-and-plug flowmeter,錐塞式流量計
original system,原系統
originator,源發站
orthogonal distrortion,正交畸變
ortho-projector,正射投影儀
oscillating period,振蕩周期
oscillator,振蕩器
oscillograph,錄（示）波器
oscillographic polarograph,示波極譜儀
oscilloscope,示波器
outboard rotor,外重心轉子
outdoor location,戶外場所
outer package,外包裝
outlier,剔除值
output device,輸出單元；輸出設備
output equation,輸出方程
output error,輸出誤差
output feedback,輸出反饋
output fluctuation,輸出波動
output force or torque stability,輸出激振力或力矩的穩定性
output impedance,輸出阻抗
output impedance of microphone,傳聲器輸出阻抗
output information,輸出信息
output matrix,輸出矩陣
output noise,輸出噪聲
output prediction method,輸出預估法
output shaft rotation clearance,輸出軸間隙角
output shaft rotation range,輸出軸轉角范圍
output shaft torque,輸出軸轉矩
output signal,輸出信號
output signal "one" level,輸出信號“1”電平
output signal "zero" level,輸出信號“0”電平
output state,輸出狀態
output stem travel clearance,輸出桿間隙位移
output system,輸出系統
output unit,輸出設備
output variable,輸出變量
output vector,輸出向量；輸出矢量
oval gear flowmeter,橢圓齒輪流量計
oval wheel flowmeter,橢圓齒輪流量計
oven temperature,箱溫
over-current protection,過電流保護
over-voltage protection,過電壓保護
overall design,總體設計
overdampin,非周期阻尼；過阻尼
overflow,溢出
overflow indication,溢出指示
overlapping averages,滑動平均
overlapping event,交迭事件
overload,過載；超負荷
overload flow-rate,過載流量
over-load meter,過載儀
overpressure characteristic,超壓特性
overpressure failure,超壓破裂
overrange,過范圍
overrange limit,過范圍限
overshoot,過沖；超調量；過振比
overview panel,總貌畫面
overvoltage protection varistor,過電壓保護電壓敏電阻器
oxide thermistor,氧化物熱敏電阻器
oxygen bomb,氧彈
oxygen bomb calorimeter,氧彈式熱量計
oxygen (pressure)gauge,氧壓力表
oxygen regulator,氧氣減壓器
ozone analyzer,臭氧分析儀
ozone sonde,臭氧探空儀
ozone spectrophotometer,臭氧分光光度儀
P
P-net,P-net總線
P-scope,P型顯示
P.T.C.thermistor,正溫度系數熱敏電阻器
p-type oxide gas sensor,P型氧化物氣敏元件
P-V-T-t technique,壓力-容積-溫度-時間法
pack,包裝件
package,包裝；包裝件
packaging,包裝
packaging standard,包裝標準
packed capillary column,真充毛細管柱
packed column,填充柱
packed-type solenoid valve,填料函型電磁閥
packet,包
packet mode,包方式
packet sequencing,包排序
packet switching,包交換
packing,包裝
packing box assembly,填料函組件
packing machine (liquid chromatographic column),（液相色譜柱）裝填機
packless solenoid valve,無填料函型電磁閥
page addressing,頁面尋址
page printer,頁式打印機
page-at-a-time printer,一次一頁印刷機；頁式印刷機
panel,盤；屏，畫面
panel mounting (pressure) gauge,盤裝壓力表
panoramic exposure,周向照射；全景照射
pantograph,縮放儀
paper based strain gauge,紙基應變計
paper chromatography,紙色譜法
paper tape,紙帶
paper tape punch,紙帶空孔機
paper tape reader,紙帶閱讀機
paper tape unit,紙帶單元
parachute drogue,漂流傘
parallax,視差
parallel computer,并行計算機
parallel crate controller,并行機箱控制器
parallel highway,并行信息公路
parallel operation,并行操作；并聯工作
parallel output system,并行輸出制
parallel plate micrometer,平板測微器
parallel processing,并行處理
parallel programming,并行程序設計
parallel transmission,并行傳輸
paramagnetic oxygen analyzer,順磁式氧分析器
parameter,參數
parametric input,參量輸入
parasitic echo,干擾反射波
parasitic voltage of voltage divider,分壓箱寄生電壓
parasol radiometer,傘式輻射計
parent-molecule ion,母分子離子
parity check,奇偶校驗
partial failure,部分失效
partial immersion,thermometer,局浸溫度計
partial pressure gauge (PPG)，分壓強計
partial radiation thermometer,部分輻射溫度計
partition chromatography,分配色譜法
partition coefficient,分配系數
partition isothem,分配等溫線
part-turn electric actuator,角行程電動執行機構
Pascal,帕（斯卡）
pass-line deflection,跑偏
passing unregistered gas (PUG),漏記氣體
passive remote sensing,被動遙感
passive transducer [sensor],無源傳感器
path,通路
path frame,通路幀
path protocol,通路協議
path unit,通路單元
pattern,探傷圖形
pattern coefficient,圖型系數
pattern recognition,模式識別
peak,峰
peak area,峰面積
peak base,峰底
peak detector,峰值檢波器
peak distortion,譜峰畸變
peak energy,峰能量
peak height,峰高
peak identification,譜峰鑒別
peak matching,峰匹配
peak of noise,噪聲高度
peak overlap,譜峰重疊
peak point,峰頂（點）
peak separation,峰距
peak shape factor,峰形系數
peak sound pressure,峰值聲壓
peak stripping,譜峰剝離
peak temperature,峰溫度
peak time,峰值時間
peak-to-peak value,峰峰值
peak-to-peak value of displacement,峰-峰值位移
peak (top) flatness,峰頂平直度
peak transmittance,峰值透過率
peak value,峰值
peak value of humidity,濕度峰值
peak value of temperature,溫度峰值
peak voltmeter,峰值電壓表
peak wavelength,峰值波長
peak width,峰寬
peak width at half height,半高峰寬
Peltier coefficient,珀爾帖系數
Peltier heat,珀爾帖熱
pen,墨水筆
pen recorder,筆式記錄儀
pen rising mechanism,抬筆機構
pendulum impact testing machine,擺錘式沖擊試驗機
pendulum meter,擺儀
pendulum striking edge,擺錘沖擊刀刃
penetrameter,透度計；像質計
penetrant inspection unit,滲透液清洗劑
penetrant testing method,滲透探傷法
penetrants,滲透液
Penning gauge,冷陰極電離規；潘寧規
percentage of theoretical slope (PTS),百分理論斜率
performance,性能
performance characteristics,性能特性
performance evaluation,性能指標
periodic and random deviations(PARD),周期和隨機偏差
periodic damping,周期阻尼；欠阻尼
periodic test,定期試驗
periodic vibration,周期振動
periodic waves marker,周期波時標
peripheral control unit,外圍設備控制器
peripheral equipment,外圍設備
peripheral flow-rate,周緣流量
peripheral interface adapter(PIA),外圍接口適配器
peripheral transfer,外圍傳送
peristaltic multi-channel pump,多通道蠕動泵
permanent flow-rate,常設流量
permanent-magnet-coil instrument,永磁動圈式[磁電系]儀表
permanent magnetic lens,永磁透鏡
permanent-magnet movingcoil galvanometer,永磁動圈式[磁電系]檢流計[振動子]
permeability,滲透率
permeability tube,滲透管
permeameter,磁導計
permissible cumulative discharge of standard cell,標準電池允許累計放電量
permissible discharge of standard cell,標準電池允許放電量
persistent wave NMR spectroscope,邊疆波核磁共振波譜儀
personal error,人為誤差
petroleum oil detection buoy system,石油探測浮標系統
pH electrode assembly,pH復合電極
pH meter,pH計
pH transducer [sensor],pH傳感器
pH value,pH值
phase,相
phase analysis,相位分析
phase angle,相角
phase angle stabilization,相角穩定
phase contrast,位相襯度
phase controlled circuit breaker,斷電相位控制器
phase datum mark,相位基準標記
phase detection,相位檢測
phase detector,鑒相器
phase difference,相位差
phase difference torque transducer,相位差式轉矩傳感器
phase displacement,相位差；角誤差
plase distance meter,相位式測距儀
phase indicator,相位指示器
phase lage,相位滯后
phase lead,相位超前
phase locus,相軌跡
phase margin,相位裕度
phase measurement,相位的測量
phase meter,相位表
phase modulation (PM),相位調制；調相
phase of unbalance,不平衡相位
phase plane,相平面
phase plane portrait,相平面圖
phase ratio,相比率
phase reference generator,參考相位發生器
phase response,相位響應
phase sensitive detector,相敏檢波器
phase sequence indicator,相序指示器
phase space,相空間
phase trajectory,相軌跡
phase transition,相變
phase variable,相變量
phase-continuous FSK,相位連續FSK
phase-crossover frequency,相位交越頻率
phase-frequency characteristics,相頻特性
phase-shift ultrasonic flowmeter,相移式超聲流量計
phon,方（響度級的單位）
phosphorescence,磷光
photo conduction tube,光導管
photo electron spectroscopy (PES),光電子能譜法
photo-electrical coded compass,光電碼羅盤
photo-electrostatic display recorder,感光靜電顯示記錄儀
photo ionization,光電離
photo resistor,光敏電阻器
photo-sensitive recorder,感光顯示記錄儀
photo sensor,光敏元件
photo-theodoliti,攝影經緯儀
photoacoustic spectrometry,光聲光譜法
photoconductive transducer [sensor],光導式傳感器
photoelectric colorimeter,光電比色法
photoelectric comparator,光電比較儀
photoelectric effect,光電效應
photoelectric fluxmeter,光電磁通表
photoelectric length meter,光電式長度計
photoelectric position detector,光電式位置檢測器
photoelectric roll gap measuring instrument,光電式輥縫測量儀
photoelectric tachometer,光電式轉速表
photoelectric tachometric transducer,光電式轉速傳感器
photoelectric thermometer,光電溫度計
photoelectric transmissometer,光電透射儀
photoelectric width meter [gauge],光電式寬度計
photoelectro magnetic element,光電磁敏元件
photoionization detector (PID),光離子化檢測器
photometer,光度計
photometric linearity,光度測量線性
photomultiplier,光電倍增管
phototheodilite,攝影經緯儀；照相經緯儀
phototube,光電管
photovoltaic cell,光電池
photovoltaic transducer [sensor],光伏式傳感器
physical layer (PL),物理層
physical model,物理模型
physical modeling,物理建模
physical property type transducer [sensor],物性型傳感器
physical quantity transducer [sensor],物理量傳感器
physical similarity,物理相似
physical simulation,物理仿真
physical symbol system,物理符號系統
physiological quantity transducer [sensor],生理量傳感器
picture spectrograph,圖象攝譜儀
piezoelectric acceleration transducer,壓電式加速度傳感器
piezoelectric effect,壓電效應
piezoelectric force transducer,壓電式力傳感器
piezoelectric microphone,壓電傳聲器
piezoelectric pressure transducer,壓電式壓力傳感器
piezoelectric transducer [sensor],壓電式傳感器；壓電換能器
piezoelectric vibrator,壓電振動器
piezoelectric vibrometer,壓電式振動計
piezometer ring,均壓環
piezo-resistance effect,壓阻效應
piezoresistive acceleration transducer,壓阻式加速度傳感器
piezoresistive accelerometer,壓阻式加速度計
piezoresistive effect,壓阻效應
piezoresistive pressure transducer,壓阻式壓力傳感器
piezoresistive transducer [sensor],壓阻式傳感器
piezoresistive vibrometer,壓阻式振動計
piggy-back microbiological sampler,復背式微生物采集器
pilot,先導閥
pilot valve,指揮器
pilot balloon theodolite,測風經緯儀
pilot-operated regulator,指揮器操作型自力式調節閥
pilot-operated solenoid valve,先導型電磁閥
pin-cushion distortion,枕形畸變；正畸變
pinger,水聲信標
pinion,軸齒輪
pink noise,粉紅噪聲
pipe prover,標準體積管；管式校準器
pipe reducer,異徑接管
Pirani gauge,電阻規；皮拉尼規
Pirani vacuum gauge,皮拉尼真空計
piston,活塞
piston actuator,活塞執行機構
piston-cylinder assembly,活塞部件
piston gauge,活塞式壓力計
piston gauge with equilibrium liquid,帶平衡液柱活塞式壓力計
piston gauge with re-entrant cylinder column,反壓活塞式壓力計
piston prover,活塞校準器
piston rotation perdurability,活塞下降速度
piston with weight carrier,帶有底盤裝置的活塞
pistonphone,活塞發聲器
Pitot static tube,皮托靜壓管
Pitot tube,皮托管
pivot galvanometer,軸尖式檢流計
pivot knife-plane,支點刀座
plain glass window,防護白玻璃觀察窗
planar array,平面陣
planar (quad) location,平面定位
plane bearing,平面支承
plane grating,平面光柵
plane separation,平面分離
plane separation network,平面分離電路
plane table equipment,平板儀
plane table thermoconductivity meter,行星齒輪減速器
planimeter,求積儀
plankton bucket,浮游生物網底管
plankton counting chamber,浮游生物計數框
plankton haul [trawl],浮游生物拖網
plankton net,浮游生物網
plankton pump,浮游生物泵
plankton tow net,浮游生物拖網
plankton volume indicator,浮游生物體積測量器
plant environment,工廠環境
plant growth test chamber,植物生長試驗箱
plasma chromatograph-mass spectrometer (PC-MS),等離子色譜-質譜聯用儀
plasma chromatography,等離子蝕刻機
plastic sampler,塑料采水器
plastic window,塑料觀察窗
plasticity,塑性
plate wave,板波
plate wave technique,板波法
plateau,平臺；坪
Platinum-10% Rhodium/Platinum thermocoupe,鉑銠10-鉑熱電偶
Platinum-13% Rhodium/Platinum thermocouple,鉑銠13-鉑熱電偶
Platinum-30% Rhodium/Platinum-6% Rhodium thermocouple,鉑銠30-鉑銠6熱電偶
platinum resistance thermometer sensor,鉑熱電阻
playback apparatus,回放儀
plotter,繪圖機；繪圖儀；地震剖面儀
plotting tablet,標圖板
plug-in unit,插件
plug valve,旋塞閥
plumb,垂直器
plunger,動鐵芯
plunger pump,柱塞泵
plunger tube,隔磁管
plunger viscometer,活塞式粘度計
pluviograph,雨量計
pluvioscope,降水測定器
pneumatic actuator,氣動執行機構
pneumatic bubbling gauge,補氣引壓式驗潮儀
pneumatic control,氣動控制
pneumatic limit operator,氣動極限操作器
pneumatic piston gauge,氣動活塞式壓力計
pneumatic pump,氣動泵
pneumatic rotary actuator,角行程氣動執行機構
pneumatic system,氣動壓力系統
pneumatic thickness meter,氣動厚度計
point drift,點漂
point filament,點頭燈絲
point location,點定位
point-to-point connection,點對點連接
point-to-point control,點對點控制；點位控制
point-to-point control system,點到點控制系統
point to point resolution,點分辨力
point-to-point transmission,點對點傳輸
pointer,指針；指示字
pointer adjustment,指針調整器
pointer galvanometer,指針式檢流計
pointer instrument,指針式儀表
pointer length,指針長度
pointer travel,指針轉角
points of mean axial fluid velocity,平均軸向流體速度點
poise nut,平衡鉈
polar aurora,極光
polar coordinate type potentiometer,極坐標式電位差計
polar plot,極線圖
polarimeter,偏振表；偏振計
polarimetry,旋光法
polariscope,偏振儀
polarity indicator,極性響應時間
polarization voltage,極化電壓
polarized cartridge capacitance,極化極頭電容
polarogram,極譜圖
polarograph,極譜儀
polarograph quantitative detection limit,極譜儀定量檢測限
polarographic cell,極譜池
polarographic maxima,極譜極大
polarography,極譜法
pole,極點
pole assignment,極點配置
pole piece,極靴
polling,探詢；輪詢
pollution,污染
polyamide,聚?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,普及型掃描電子顯微鏡
popular transmission electron microscope,普及型透射電子顯微鏡
population,總體
porcelain insulator,絕緣瓷瓶
porous polymer beads,高分子多孔小球
porous-layer open-tubular column;PIOT column,多孔層空心柱
port,通信口；端口
port guiding,閥口導向
portable hardness tester,攜帶式硬度計
portable multipurpose instrument set,輕便綜合觀測儀
portable X-ray detection apparatus,攜帶式X射線探傷機
portability,可移植性
portable (measuring) instrument,可[便]攜式（測量）儀表
position,位置
position encoder,位置編碼器
position error,位置誤差；四角誤差
position error coefficient,位置誤差系數
position feedback,位置反饋
position indicating switch,閥位指示開關
position limit switch,行程開關
position transducer [sensor],位置傳感器
positioner,定位器
positive displacement flowmeter,容積式流量計
positive feedback,正反饋
positive knives linear,正刀聯線
positive-negative action,正負作用
positive negative three-step action,正負三位作用
positive pressure,正壓
positive shock response spectrum,正沖擊響應譜
positive strain,正應變
positive system,正系統
positive temperature coefficient thermistor,正溫度系數熱敏電阻
post emulsifiable dye penetrant testing method,后乳化性著色滲透探傷法
post emulsifiable fluorescent penetrant testing method,后乳化性熒光滲透探傷法
post emulsifiable penetrant,后乳化性滲透液
potential evaporation,蒸發率
potentiometer,電位器
potentiometer compass,電位器羅盤
potentiometer pressure transducer,電位器式壓力傳感器
potentiometer type pressure transducer,電位器式壓力傳感器
potentiometric analyzer,電位式分析器
potentiometric displacement transducer,電位滴定（法）
potentiometric transducer [sensor],電位器式傳感器
potentiometry,電位法
powder-filled enclosure (Ex q），充砂外殼(Ex q）
powder sample,粉末樣品
power amplifier,功率放大器
power compensation differential scanning calormeter,功率補償差示掃描量熱儀
power-compensation differential scanning calorimetry,功率補償型差示掃描量熱法
power factor meter,功率因數表
power source,主電源
power spectral density,功率譜密度
power supply device,電源裝置
power supply frequency,電源頻率
power supply voltage,電源電壓
power system automation,電力系統自動化
power-fail circuit,電源故障電路
practical response time,實用響應時間
practical salinity scale 1978,1978實用鹽標
pre-conditioning time,預處理時間
pre-vacuum chamber,預抽室
pre-weighing,預稱裝置
preamplifier,前置放大器
precipitation gauge,雨量量筒
precipitation intensity,降水強度
precise stereoplotter,精密立體測圖儀
precision,精密度
precision disc grinder,樣品磨薄機
precision micrometer [microdisplacement] inspection instrument,精密測微檢定儀
precision of measurement,測量精密度
precision (pressure) gauge,精密壓力表
predictive control,預測控制
preliminary adjustment,初調；預調整
premix burner,預混燃燒器
preparative chromatography,制備色譜法
preparative gas chromatograph,制備氣相色譜儀
preparative liquid chromatograph,制備液相色譜儀
prepayment meter,預付費電度表
press,壓塊機
pressure,壓力；壓強
pressure adjusting screw,壓力調節螺桿
pressure altitude formula,氣壓測高公式
pressure bell,引壓鐘
pressure compensator,壓力補償器
pressure constant state,恒壓狀態
pressure/depth conversion factor,壓力-深度轉換系數
pressure facility,壓力設備
pressure frequency response of microphone,傳聲器聲壓頻率響應
pressure gauge,壓力表
pressure gauge tester,壓力表校驗器
(pressure)gauge with back connection,軸向壓力表
(pressure)gauge with bottom connection,徑向壓力表
(pressure)gauge with electric contact,電接點壓力表
(pressure)gauge with transmission device,電遠傳壓力表
pressure gradient correction factor,壓力梯度校正因子
pressure gradient microphone,壓差傳聲器
pressure in the ocean,海洋中的壓力
pressure instrument,壓力儀表
pressure isolating chamber,壓力隔離容器
pressure level measuring device,壓力液位測量裝置
pressure loss,壓力損失
pressure measuring set,壓力測量儀
pressure microphone,壓強傳聲器
(pressure) multiplier,倍壓器
pressure-operated plankton net,壓力開關浮游生物網
pressure plate anemometer,壓板風速表
pressure range,壓力范圍
pressure ratio,壓力比
pressure recovery,壓力恢復
pressure regulator,減壓器
pressure regulator spring,減壓器彈簧
pressure regulator valve,減壓器滑閥
pressure regulator valve pin,減壓器閥針
pressure regulator valve spring,減壓器閥彈簧
pressure relief plug,泄壓塞[板]
pressure repeater,壓力重復器
pressure seal,壓力隔離裝置
pressure sensitivity of microphone,傳聲器聲壓靈敏度
pressure spectrum level,聲壓譜級
pressure (step-type)controller,壓力（位式）控制器
pressure switch,壓力開關
pressure tappings [taps],取壓口
pressure test chamber,氣壓試驗箱
pressure tide gauge,壓力式驗潮儀
pressure tight case,氣密外殼
pressure transducer [sensor],壓力傳感器
pressure transmitter,壓力變送器
pressure tube anemometer,壓管風速表
pressure type wave gauge,壓力式測波儀
pressure vessel,壓力容器
pressurized enclosure (Ex p),正壓外殼（Ex p）
prevacuum,前級真空，粗真空
prevailing wind,盛行風
preventive maintenance,預防性維修；預防性維護
primary coil,一次線圈
primary current (of a current transformer),（電流互感器的）一次電流
primary device,一次裝置
primary feedback,主反饋
primary force standard machine,力基準機
primary standard,基準（器）
primary voltage,一次電壓
primary winding,一次繞組
principal component analysis (PCA),主成分分析法
principal period of calorimetric test,量熱實驗的主期
principal plane,主平面
principal point,主點
principal stress,主應力
principle of measurement,測量原理
printer,打印機；印刷機
printing current meter,印刷海流計
printing recorder,打印式記錄儀
priority,優先權；優先級
prism mass spectrometer,棱鏡質譜計
prism monochromator,棱鏡單色儀
probe,探頭
probe coil,探頭線圈
probe coil clearance,探頭線圈間隙
probe index,探頭入射點
probe ion,探針離子
probe method,探針法
probe microphone,探管傳聲管
probe rotational scan,擺動掃查
probe to flaw distance,探頭-缺陷距離
problem oriented language,面向問題的語言
procedure-oriented language,面向過程的語言
process automation,過程自動化
process control,過程控制
process control computer,過程控制計算機
process control level,過程控制級
process control software,過程控制軟件
process control system,過程控制系統
process engineer's console,過程工程師操縱臺
Process Fieldbus;PROFIBUS，過程現場總線；PROFIBUS現場總線
process gas chromatograph,流程氣相色譜儀
process I/O,過程輸入/輸出；過程I/O
process input/output channel,過程輸入輸出通道
process input/output device,過程輸入輸出裝置
process mass spectrometer,流程質譜計
process measurement,過程測量
process model,過程模型
process-oriented sequential control,過程定序順序控制
process-oriented simulation,面向過程的仿真
processibility test,工藝性能試驗
processor,處理機；處理器；處理程序
prod magnetizing method,支桿法；圓棒電極磁化法
prods,支桿觸頭
product specification,產品規范
product standard,產品標準
production budget,生產預算
production function,生產函數
Profibus-DP (Decentralized Periphery),PROFIBUS-分散型外圍設備總線
Profibus-FMS (Field Message Specification),PROFIBUS-現場報文規范總線
Profibus-PA (Process Automation),PROFIBUS-過程自動化總線
Profile,行規
profit control,利潤控制
profit forecast,利潤預測
program,程序
program architecture,程序體系結構
program-controlled testing machine,程序控制試驗機
program correctness,程序正確性
program debugging tool,程序調試工具
program evaluation and review technique (PERT),計劃評審技術
program execution time,程序執行時間
program file,程序文件
program file,程序文件
program library,程序庫
program linking,程序連接
program mode,程序方式
program read-in,程序讀入
program run,程序運行
program set station,程序設定操作器
program specification,程序規格說明
program validation,程序確認
programmable controller,可編程序控制器
programmable logic controller (PLC),可編程序邏輯控制器
programmable terminal,可編程終端
programme control digital logger,程控數字測井儀
programmed control,程序控制
programmed control system,程序控制系統；程控系統
programmed flow gas chromatography,程序變流氣相色譜法
programmed pressure gas chromatography,程序變壓氣相色譜法
programmed temperature gas chromatography,程序升溫氣相色譜法
programmer,程序（設計）員
programmer's console,程序員操縱臺
programming,程序設計
programming flowchart,程序設計流程圖
programming support environment,程序設計支持環境
projector,投影鏡
projector for transferring,投影轉繪儀
propeller,（螺）旋漿
propeller anemograph,螺旋漿風向風速計
propeller type current-meter,旋槳式流速計
proportional action;P-action,比例作用；P-作用
proportional action coefficient,比例作用系數
proportional band(of a controller),(控制器的）比例帶
proportional bandwidth filter,比例帶寬濾波器
proportional control,比例控制
proportional controller; P controller,比例控制器；P控制器
proportional electric actuator,比例式電動執行機構
proportional gain,比例增益
proportional limit,比例極限
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,比例積分作用；PI-作用
proportional plus integral control,比例積分控制
proportional plus integral controller;PI controller,比例積分控制器；PI控制器
proportional plus integral plus derivative action;PID-action,比例積分微分作用；PID-作用
proportional plus integral plus derivative control,比例積分微分控制
proportional plus integral plus derivative controller;PID controller,比例積分微分控制器；PID控制器
proportionality transmitter,比值變送器
prospecting potentiometer,探礦電位計
protected junction,保護端
protective current transformer,保護用電流互感器
protective device,保護裝置
protective tube,保護管
protective voltage transformer,保護用電壓互感器
protocol,協議
protocol engineering,協議工程
proton(precession) magnetometer,質子旋進磁力儀
prototype,原型
prototype process time,原型過程時間
prototype variable,原型變量
prover (ball or piston),（球式或活塞式）校準裝置
proving [test] rotor,校驗轉子
pseudocolor density slicer,假彩色密度分割儀
psychrometer,干濕球濕度計；干濕表
psychrometric [hygromtric] tables,濕度查算表
psychrometric constant,濕度計算常數
psychrometric formula,濕度公式
pull-rod,拉桿
pulsating flow,脈動流
pulsating flow of mean constant flow-rate,恒定平均流量的脈動流
pulse code modulation (PCM),脈碼調制；脈沖編碼調制
pulse control,脈沖控制
pulse duration,脈沖持續時間
pulse duration modulation,脈沖寬度調制
pulse duration modulation magnetic tape record type strong-motion instrument,脈沖調寬式磁帶記錄強震儀
pulse echo technique,脈沖反射法
pulse flip angle,脈沖回轉角
pulse Fourier transform NMR,脈沖傅立葉變換核磁共振（法）
pulse Fourier transform NMR spectroscope,脈沖傅里葉變換核磁共振波譜儀
pulse frequency modulation control system,脈沖調頻控制系統
pulse frequency modulation magnetic tape record type strong-motion instrument,脈沖調頻式磁帶記錄強震儀
pulse pileup rejection,脈沖堆積排除器
pulse polarograph,脈沖極譜儀
pulse position modulation,脈沖位置調制
pulse recurrence frequency,脈沖重復頻率
pulse repetition frequency,脈沖重復頻率
pulse transducer [sensor],脈搏傳感器
pluse type airborne electromagnetic instrument,脈沖式航空電磁儀
pulse type NMR spectroscope,脈沖核磁共振波譜儀
pulse-width modulation,脈沖寬度調制
pulse width modulation control system; PWM control system,脈沖調寬控制系統
pulsed-light ceilometer,脈沖光束云高計
pulsed-light cloud-height indicator,脈沖光束云高計
pulsed optical feedback,脈沖光反饋
pump,泵
punched card,穿孔卡片
punched tape,穿孔帶
Pusey and Jones indentation hardness number,趙氏硬度值
Pusey and Jones indentation instrument,趙氏硬度計
pyranograph,總日射計
pyranometer,總日射表
pyrgeometer,地球輻射表；大氣輻射表
pyrheliometer,直接日射強度表；日射表
pyroelectric optical transducer [sensor],熱釋電式光傳感器
pyroelectric temperature transducer [sensor],熱釋電式溫度傳感器
pyrolysis apparatus,裂解器
pyrolysis gas chromatography,裂解氣相色譜法
pyrometer lamp,高溫計燈泡
pyrradiometer,全輻射表
Q
Q factor,Q值因數
Q-percentile life,可靠壽命
quad array,方陣
quadrant-edge orifice plate,1/4圓周邊緣孔板
quadrant electrometer,象限靜電計
quadrupole field,四極場
quadrupole ion trap,四極離子阱
quadrupole mass filter,四極濾質器
quadrupole mass spectrometer,四極質譜計
quadrupole probe,四極探頭
quadrupole residual gas analyzer,四極殘余氣體分析器
quadrupole rods,四極桿
qualification,鑒定
qualification standard,鑒定標準
qualification test,鑒定試驗
qualitative analysis,定性分析
quantitative differential thermal analysis (QDTA),定量差示熱分析
qualitative physical model,定性物理模型
quality,質量
quality assurance,質量保證
quality control (QC),質量控制
quality inspection,質量檢驗
quality management,質量管理
quality supervision,質量監督
quantitative analysis,定量分析
quantitative differential thermal analysis,定量差熱分析
quantitative differential thermal analyzer,定量差熱（分析）儀
quantity of heat,熱量
quantity of illumination,光照量
quantity of radiant energy,輻射能量
quantity of radiation,幅射能量
quantity to be measured,被測量
quantization,量化
quantization error,量化誤差
quantized error,量化誤差
quantized noise,量化噪聲
quantized signal,量化信號
quartet,四重布置；四重檢測
quarter circle orifice plate,1/4圓孔板
quartz-Bourdon tube (pressure)gauge,石英彈簧管壓力計
quartz crystal unit humidity transducer[sensor]晶體振子式濕度傳感器
quartz module,石英組件
quartz spring gravimeter,石英彈簧重力儀
quartz thermometer,石英溫度計；石英溫度表
quasi-equilibrium theory,準平衡理論
quasi-molecular ion,準分子離子
quasi-periodic vibration,準周期振動
quasi-rigid rotor,準剛性轉子
quasi-sinusoidal quantity,準正弦量
quasi-static unbalance,準靜不平衡
quasilinear chareacteristics,準線性特性
quenching,阻塞
question and answer mode,問答式
queuing theory,排隊論
quick thermophysical property measuring apparatus,熱物性快速測定儀
quintet,五重布置；五重檢測
quotient-meter,商值表
R
rack,框架
radar altimeter,雷達高度計
radial clearance,徑向間隙
radial distortion,徑向畸變
radial electrostatic field analyzer,徑向靜電場分析器
radial heat shield,隔熱屏
radiance,幅射亮度；輻射率
radiance temperature,亮度溫度
radiance thermometry,亮度測溫法
radiant element,輻射元件
radiant energy,輻射能（量）
radiant flux,輻射通量
radiant intensity,輻射強度
radiant power,輻射功率
radiation,輻射
radiation balance meter,輻射平衡表
radiation detecting device,輻射檢測器
radiation dose transducer [sensor],射線齊量傳感器
radiation energy,輻射能量
radiation exitance,輻（射）出（射）度
radiation fin bonnet,散熱片型上閥蓋
radiation flux,輻射通量
radiation heatflowmeter,輻射熱流計
radiation intensity,輻射強度
radiation monitor,輻射監測儀
radiation pyrometer,輻射高溫計
radiation sensor,射線敏感元件
radiation temperature,輻射溫度
radiation temperature transducer [sensor],輻射溫度傳感器
radiation test,輻射試驗
radiation thermometer,輻射溫度計
radiation thermometry,輻射測溫法
radiation transducer [sensor],射線傳感器
radio chromatography,放射色譜法
radio frequency sensor,射頻敏感器
radio wave borehole penetration system,井中無線電波儀
radio wave penetration system,無線電波透視儀
radioactive materials packaging,放射性物質包裝
radioactive survey,放射性測量
radiodirection finder,無線電方位測定器
radiometer,輻射儀；輻射表
radiosonde,無線電探空儀
radiotheodolite,無線電經緯儀
radiowave penetration instrument,無線電波透視法儀器
rain proof instrument,防濺式儀器儀表
rainfall amount,雨量
rainfall intensity meter,雨量強度計
rainfallmeter,雨量強度計
raingauge,雨量器
raingauge receiver,承水器
raingauge shield,雨量器防風罩
Raman line,拉曼譜線
Raman shift,拉曼位移
Raman spectrum,拉曼光譜
ramp function,斜坡函數
ramp response,斜坡響應
ramp response time,斜坡響應時間
random access,隨機存取
random disturbance,隨機擾動
random error,隨機誤差
random event,隨機事件
random failure,偶然失效
random noise,隨機噪聲；無規噪聲
random process,隨機過程
random signal,隨機信號
random uncertainty,隨機不確定度
random vibration,隨機振動
range,范圍
range-change device,范圍轉換器；量限轉換器
range of load,負荷范圍
range of strain,應變范圍
range of stress,應力范圍
range response time,范圍響應時間
rangefinder,測距儀
ranging distance,測程
Rankine temperature scale,蘭金溫標
rangeability,范圍度
rapid Fourier transform NMR correlation spectroscopy,快速傅立葉變換核磁共振相關波譜法
rapid TG-DTA unit,快速加熱差示熱分析儀/熱天平
rate of change limiting control,變化率極限控制
rate of deformation,變形速率
rate of loading,加荷速率
rate of salt spray precipitation,鹽霧沉降率
rate time,預調時間
rated accuracy limit primary current (of a protective current transformer),（保護用電流互感器的）準確度限定的額定一次電流。
rated broad band random force,額定寬帶隨機激振動力
rated burden,額定負載
rated continuous thermal current,額定的連續熱電流
rated dynamic current,額定動態電流
rated flow coefficient,額定流量系數
rated force under sinusoidal conditions,正弦態額定激振力
rated instrument limit primary current,儀表的額定極限一次電流
rated load,額定載荷
rated operating condition,正常工作條件；額定工作條件
rated operating range,額定工作范圍
rated operating specification,額定工作規程
rated output,額定輸出
rated primary current,額定一次電流
rated primary voltage,額定一次電壓
rated range,額定范圍
rated range of use,額定使用范圍
rated secondary current,額定二次電流
rated secondary voltage,額定二次電壓
rated short time thermal current,額定短時熱電流
rated static longitudinal load,額定靜態縱向負荷
rated static transverse load,額定靜態橫向負荷
rated transformation ratio (of a current transformer),（電流互感器的）額定變比
rated transformation ratio (of a voltage transformer),（電壓互感器的）額定變比
rated travel,額定行程；標稱行程
rated travel time,額定行程時間
rated tube current,額定管電流
rated tube voltage,額定管電壓
rated value,額定值
rated valve capacity,閥額定容量
rated voltage factor,額定電壓因數
rating attraction force,額定吸力
rating power consumption,額定功耗
rating test,標定試驗
ratio chromatism,倍率色差
ratio controller,比值控制器
ratio meter,比率表
ratio of specific heat capacities,比熱比
ratio of the pole spacing to the bore diameter of the pole pieces,極靴的間距與孔徑比
ratio station,比值操作器
ratio thermometer,比色溫度計
raw spectra,原譜
rawinsonde,無線電測風探空儀
reachability,可達性；能達性
reachable set,可達集；能達集
reachable state,可達狀態；能達狀態
reaction gas,反應氣
reaction gas chromatography,反應氣相色譜法
reaction interval,反應區間；反應程
reaction wheel,反作用輪
reaction wheel control,反作用輪控制
reactive energy meter[varhour meter],無功電度表[乏時計]
reactive powermeter,無功功率表
read,讀
read-only memory(ROM),只讀存儲器
read-only storage,只讀存儲器
readability,易讀性；可讀度；讀數精度
reading bridge,讀數電橋
reading strain,應變讀數
readjustments,重調
readout time,讀出時間
real gas critical flow coefficient,真實氣體臨界流量系數
real-aperture side-looking airborne radar,實孔徑側視雷達
real image,實象
real strain,真實應變
real time,實時
real time analysis,實時分析
real time analyzer,實時分析儀
real-time clock,實時時鐘
real time control,實時控制
real-time control system,實時控制系統
real time date processing,實時數據處理
real time expert system,實時專家系統
real time input,實時輸入
real time output,實時輸出
real time remote control,實時遙控
real time simulation,實時仿真
real time simulation algorithm,實時仿真算法
real time system,實時系統
real time telemetry,實時遙測
real-time trend panel,實時趨勢畫面
realizability,可實現性；能實現性
realization of international temperature scale,國際溫標的復現
rearrangedmolecular ion,重排分子離子
rearrangement ion,重排離子
receiver element,接收器元件
recessed bearing,槽形支承
reciprocal linear dispersion,倒數線色散
reciprocating piston flowmeter,簇復活塞式流量計
reciprocating pump,往復泵
reciprocity calibration,互易法校準
recombination type transducer [sensor],復合型傳感器
record,記錄
recorder,記錄儀
recording,記錄
recording anemometer,風速計
recording chart,記錄紙
recording clock,自記鐘
recording device,記錄裝置
recording instrument,自記儀器
recording(measuring)instrument,記錄（測量）儀器
recording medium,記錄介質
recording snow-gauge,自記雪量計
recording sync,記錄同步
recording theodolite,自記經緯儀
recovery time,恢復時間
rectangular coordinate type potentiometer,直角坐標式電位差計
rectifier,整流器；糾正儀
rectifier instrument,整流式儀表
rectilinear ordinates recording instrument,直線坐標記錄儀
rectilinear vibration,直線振動
recursive estimation,遞推估計
recycle chromatography,循環色譜法
redox electrode assembly,氧化還原復合電極
redox potential meter,氧化-還原電位測定儀
reduced capacity trim,低容量閥內件
reduced model,降階模型
reduced order observer,降階觀測器
reduced viscosity,還原粘度
reducing plane table equipment,歸算平板儀
reduction of area,斷面收縮率
reduction of length,縮短率
redundancy computer system,冗余計算機系統
redundancy unit,冗余單元；冗余設備
redundant information,冗余信息
reentry control,再入控制
reference block [specimen],比較試塊；對比試塊；參考試塊
reference chart,參比記錄紙
reference coil,參考線圈；基準線圈
reference column,參比柱
reference condition,參比條件
reference electrode,參比電極
reference holder,參比物支持器；參比器
reference junction,參比端
reference junciton error(of thermocouple),（熱電偶的）參比端誤差
(reference junction temperture) compensator,（參比端溫度）補償器
reference line,參比線
reference load calibrating machine,基準測力機
reference material,參比物質
reference model,參考模型
reference operating condition,參比工作條件
reference performance characteristice,參比性能特性
reference pressure,參比壓力
reference range,參比范圍
reference sample,參比試樣
reference signal,參比信號
reference sound intensity,參考聲強
reference sound power,參考聲功率
rdference sound pressure,參考聲壓
reference source,參比源
reference standard,參比[考]標準（器）
reference table (of thermocouple),（熱電偶的）分度表
reference test pieces,對比試塊
reference value,參比值
reference-value method,參比值法
reference-value scale(of a quantity or property),（量或特性）參比值標度
reference variable,參比變量
reference voltage,基準電壓
reference wave,參考聲束
reflected wave,反射波；回波
reflecting sketchmaster,反光轉繪儀
reflection electron microscope,反射電子顯微鏡
reflection grating,反射光柵
reflection method,脈沖反射法
reflection nephoscope,反射測云器
reflective optic tachometric transducer,反光式轉速傳感器
reflectometer,反射表
reflector path,外光路
refracting telescope,折射望遠鏡
refractive humidity transducer [sensor],折射式濕度傳感器
refractometer,折射鹽度計
refrigerant(pressure)gauge,致冷壓力表
refrigeration,致冷
regenerative braking,回饋制動；再生制動
regional model,區域模型
register,寄存器
register(of an integrating instrument),(積分式儀表的）計度器
registered standard,注冊標準
regression,回歸
regular velocity distribution,規則速度分布
regulating device,調節裝置
regulating unit,調節單元
regulation,法規；調節
regulator,調節器
rejection,抑制
relative aperture,相對孔徑
relative error,相對誤差
relative flow coefficient,相對流量系數
relative gravity surver,相對重力測量
relative humidity,相對濕度
relative (measurement) method,相對式測量法
relative precision,相對響應值
relative retention value,相對保留值
relative sensitivity coefficient,相對靈敏度系數
relative stability,相對穩定性
relative tolerance between forward and backward in indicating value,示值進回程相對誤差
relative travel,相對行程
relative variation in the indicating value,示值相對變動值
relative viscosity,相對粘度
relaxation process,弛豫過程
relaxation testing machine,松弛試驗機
relaxation vibration,張弛振動
relay,繼動器；繼電器
relay characteristics,繼電（器）特性
relay control system,繼電控制系統
release mechanism for plankto net,浮游生物網閉鎖器
relevant failure,關聯失效
relevant specification,有關規范
reliability,可靠性；可靠度
reliability assessment,可靠性評估
reliability block diagram,可靠性方框圖
reliability certification,可靠性認證
reliability compliance test,可靠性試驗證試驗
reliability design review,可靠性設計評審
reliability determination test,可靠性測定試驗
reliability evaluation,可靠性評定
reliability evaluation from demonstration data,利用驗證數據的可靠性評定
reliability growth,可靠性增長
reliability improvement,可靠性改進
reliability model,可靠性模型
reliability program,可靠性計劃
relief valve,釋放閥
reluctive pressure transducer,磁阻式壓力傳感器
reluctive transducer [sensor],磁阻式傳感器
remanent attraction force,殘留吸力
remote command control,指令遙控
remote control,遙控
remote control command,遙控指令
remote controlled Niskin sampler,尼斯金遙控采水器
remote manipulator,遙控操作器
remote measuring meteorograph,遙測氣象記錄儀
remote-measuring thermohygrograph,遙測溫濕記錄儀
remote printing,遠程打印
remote regulating,遙調
remote sensing,遙感
remote sensing instrumentation for oceanography,海洋學遙感儀器
remote sensing platform,遙感平臺
remote sensing system,遙感系統
remote sensing technique of oceanography,海洋學遙感技術
remote set point adjuster,遠程設定點調整器
remote terminal,遠程終端設備
remote thermometer,遙測溫度表
removable back plate,可拆卸的后蓋板
repair rate,修復率
repair time,修復時間
repeatability,重復性
repeatability error,重復性誤差
repeatability of wavelength,波長重復性
repeated impact testing machine,多次沖擊試驗機
repeater,轉發器
repetition theodolite,復測經緯儀
replica grating,復制光柵
reply message,回答報文
report generator,報表生成程序
representation of the a.c.properties of resistor,電阻器交流特性的表示
representation unit,表示單位
reproducibility,再現性；復現性
reproducibility error,再現性誤差
reproducibility of measurement,測量再[復]現性
requirement,需求
requirements analysis,需求分析
requirements specification,需求規格說明
reserve volume,儲氣室
reservoir,儲液器
reset,復原
reset time,再調時間
residual buoyancy,剩余浮力
residual carrier,殘余載波
residual current,殘余電流；剩余電流
residual current transformer,剩余電流互感器
residual deflection,殘余偏轉
residual electromotive force of potentiometer,電位差計殘余電動勢
residual error,殘差
residual error rate,殘差率
residual inductance of resistance box,電阻箱殘余電感
residual magnetic field detector,剩磁檢查儀
residual magnetism,剩磁
residual method,剩磁法
residual resistance of resistance box,電阻箱殘余電阻
residual standard deviation,殘余標準偏差
residual unbalance,剩余不平衡量
residual variance,剩余方差
residual voltage,剩余電壓
residual voltage at zero,零點殘余電壓
residual voltage transformer,剩余電壓互感器
residual voltage winding,剩余電壓繞組
resistance balance,電阻平衡
resistance box,電阻箱
resistance box with plug,插頭式電阻箱
resistance box with rotary switch,旋轉開關式電阻箱
resistance box with terminals,端接[鈕]式電阻箱
resistance hygrometer,電阻濕度計
resistance inclinometer,電阻式井斜儀
resistance meter,電阻表
resistance psychrometer,電阻（干濕球）濕度計
resistance ratio(of resistance thermometer sensor),(熱電阻的）電阻比
resistance strain gauge,電阻應變計[片]
(resistance)strain gauge drawing force and compression force transducer,（電阻）應變式拉壓力傳感器
(resistance) strain gauge drawing force transducer,（電阻）應變式拉力傳感器
(resistance) strain gauge force transducer,（電阻）應變式力傳感器
(resistance)strain gauge load cell,（電阻）應變式稱重傳感器
(resistance)strain gauge rolling force measuring instrument,（電阻）應變式軋制力測量儀
(resistance)strain gauge tensiometer resolution,（電阻）應變式張力計分辯力
resistance-temperature coefficient (of resistance thermometer sensor),（熱電阻的）電阻溫度系數
resistance thermometer detector (RTD),熱電阻
resistance thermometer clement,熱電阻元件
resistance thermometer sensor,熱電阻
resistance thermometry,電阻測溫法
resistance voltage to power supply,耐（電）壓
resistance wire gauge,電阻線驗潮儀
resistive moisture sensor,電阻式濕敏元件
resistive transducer [sensor],電阻式傳感器
resistivity instrument,電阻率儀器
resistor caliper,電阻式井徑儀
resoluting power,分辨率；
resolution,分辨力；分辨率；分離度
resolution error,分辨率誤差
resolution factor,分辨力因數
resolution of strain instrument,應變儀分辨率
resolution power,分辨力
resonance,共振
resonance frequency,諾振頻率
resonance method,共振法
resonance method (of measurement),諾振（測量）法
resonance technique,共振法
resonance technique,共振法
resonant vibrator,共振振動器
resonator pressure transducer,諧振式壓力傳感器
resonator transducer [sensor],諧振式傳感器
resource allocation,資源分配
resource coordination,資源協調
resource optimization,資源優化
respiratory flow transducer [sensor],呼吸流量傳感器
respiratory frequency transducer [sensor],呼吸頻率傳感器
responder,響應站
response,響應；響應值
response characteristic,響應特性
response curve,響應曲線
response speed,響應速度
response time,響應時間
restoring torque,反作用力矩
restricted breathing enclosure,限制通氣外殼
restrictor,限流器
result of a measurement,測量結果
resultant magnetization,復合磁化
retard (pressure) gauge,緩行壓力表
retention index,保留指數
retention time,保留時間
retention volume,保留體積
reticule,刻度板
return control,返回控制
return-flow wind tunnel,回流式風洞
return spring,復位彈簧
return-to-zero (RZ),歸零制
reverberant field,混響聲場
reverberation room,混響室
reverse action,反作用
reverse actuator,反作用執行機構
reverse bend tester,彎折試驗機
revers osmosis method for desalination,反滲透淡化法
reverse search,逆譜庫檢索
reverse video,反相顯示
reversed-phase column,反相柱
reversed-phase liquid chromatography,反相液相色譜法
reverser,反向器
reversing thermometer,顛倒溫度表
revising method of (thermal) electromotive force,（熱）電動勢修正法
revisit rate,回訪速率
revolution speed,轉速
revolution speed check table,轉速校驗臺
revolution speed transducer,轉速傳感器
Reynolds number,雷諾數
RF-presentation,射頻顯示；不檢波顯示
rhodium-iron resistance thermometer,銠鐵電阻
rigid disk drive,硬磁盤機
rigid polyvinyl chloride,硬聚氯化烯
rigid rotor,剛性轉子
ring balance,環秤
ring balance manometer,環秤壓力計
ring-down pulse,振鈴脈沖
ring network,環形網絡
ring viscometer,環式粘度計
ringing frequency,自振周期
ringing period,自振周期
ripple,紋波
ripple coefficient of voltage,電壓紋波系數
ripple voltage,紋波電壓
rise time,上升時間
rise-time discrimination,上升時間鑒別
risk analysis,風險決策
risk evaluation,風險評價
robot,機器人
robot programming language,機器人編程語言
robot system,機器人系統
robotics,機器人學
robust control,魯棒控制
robust controller,魯棒控制器
robustness,魯棒性
rock densitometer,巖石密度計
rock pression sclerometer,巖石壓入硬度計
rocketsonde,火箭探空儀
Rockwell hardness number,洛氏硬度值
Rockwell hardness penetrator,洛氏硬度壓頭
Rockwell hardness tester,洛氏硬度計
Rockwell superficial hardness number,表面洛氏硬度值
Rockwell superficial hardness tester,表面洛氏硬度計
rod anode X-ray tube,棒陽極X射線管
rod of pendulum,擺桿
roentgen,倫琴
Roland circle,羅蘭圓
roll chart [paper],卷筒式記錄紙
roll-gap,輥縫
rolling chains,滾鏈
rolling diaphragm actuator,滾動膜片執行機構
rolling sphere viscometer,滾球式粘度計
rolling test,滾動試驗
root mean square (RMS) detector,均方根檢波器
Roots flowmeter,腰輪流量計
rosette sampling system,多袋采水器
"rotary"displacement meter,“旋轉”排量式儀表
rotary eccentric plug valve,偏心旋轉閥
rotary motion valve,角行程閥
rotary pump,機械泵
rotating beam apparatus,旋臂裝置
rotating-beam ceilometer,旋轉波束云高計
rotating-beam cloud height meter,旋轉波整束云高計
rotating cylinder viscometer,旋轉圓筒式粘度計
rotating magnetometer,旋轉磁力儀
rotating [oscillating] piston flowmeter,旋轉活塞流量計
rotating target X-ray tube,旋轉陽極X射線管
rotating vibration generator,回轉振動器
rotation magnetic field,旋轉磁場
rotation magnetization,旋轉磁化
rotation or vibrating coil magnetometer,旋轉或振動線圈磁強計
rotational distortion,旋轉畸變
rotational viscometer,旋轉粘度計
rotative speed,轉速
rotative speed difference,轉速差
rotor,轉子
rotor axis,轉子軸線
rotor flow transducer [sensor],轉子流量傳感器
rotor gear,轉子齒輪
run of wind,風程
run-of-wind anemometer,風程表
running means,滑動平均
round trip propagation time,往返傳播時間
routine,例行程序
routine tese,出廠檢驗；例行試驗
rupture pressure,破壞壓力
rustpreventive packaging,防銹包裝
rustproof packaging,防銹包裝
Rutherford Back scattering spectroscopy;RBS spectroscopy,盧瑟福背散射譜法
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