modern control theory,現代控制理論

modern polarography,近代极譜法

modifiability,可修改性

modular programming,模塊化程序設計

modularity,組合性

modularization,模塊化

modulation analysis,調制分析

modulation sideband,調制邊帶

modulation,調制

modulator,調制器

modulator-demodulator;modem,調制解調器

module,模塊

modulus of elasticity,彈性模量

moire frenge grating,莫爾條紋光柵

moire fringe,莫爾條紋

moisture content,含濕量；水汽含量

moisture sensor,濕敏元件

moiving-iron instrument,動鐵式[電磁系）儀表

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,分子离子

moment of pendulum,擺錘力矩

moment,分矩

monitoring hardware,監視硬件

monitoring program,監督程序

monitoring,監視

monochromatic radiation,單色輻射

monochromator,單色儀

monocolour radiation,單色輻射

monopole mass spectrometer,單极質譜計

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,高山气壓表

mouse,鼠標器

movable cross-beam,移動橫梁

movement,傳動机构

moving band interface,傳送帶接口

moving ciol galvanometer,動圈式[磁電系]檢流計

moving coil,動圈

moving element,運動部件；可動部分

moving point device,移點器

moving table,滑台

moving-coil microphone,動圈傳聲器

moving-conductor microphone,電動傳聲器

moving-magnet instrument,動磁式儀表

moving-megnet galvanometer,動磁系振動子

moving-scale instrument,動標度尺式儀表

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

mulit-scale(measuring)instrument,多標度尺（測量）儀表

mulit-stage accelerating electron gun,多极加速電子槍

multi band seismograph,多頻帶地震儀

multi collectors mass spectrometer,多接收器質譜計

multi crystal thermistor,多昌熱敏電阻器

multi-axial strain gauge,多軸應變計

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,多道脈衝高度分析儀

multi-channel X-ray spectrometer,多道X射線光譜儀

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-frequeny channel ground detector,多頻道地電儀

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-objective decision,多目標決策

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-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,复費率電度表

multi-runction(measuring)instrument,多功能（測量）儀表

multi-step action,多位作用

multi-step controller,多位控制器

multi-turn electric actuator,多轉電動執行机构

multi-user simulation,多用戶仿真

multichannel analyzer,多道分析器

multichannel cross correlation,多通道互相關

multidimensional gas chromatograph,多維气相色譜儀

multidimensional gas chromatography,多維气相色譜法

multievel coordination,多級協調

multievel process,多級過程

multilayer control,多層控制

multilayer system,多層系統

multilevel computer control system,多級計算机控制系統

multilevel control,多級控制

multilevel decision,多級決策

multilevel system,多級系統

multilink,多鏈路

multiloop control system,多回路控制系統

multiloop control,多回路控制

multiloop controller,多回路控制器

multimeter,万用電表

multiple channel recorder,多通道記錄儀

multiple echo method,多次反射法

multiple scattering event,多重散射過程

multiple step plug,多級閥芯

multiple tide staff,群驗潮杆；水尺組

multiple-jet water meter,多注束水表

multiple-sensor cross correlation,多傳感器互相關

multiple-speed floation controller,多速無定位控制器

multiple-speed floationg action,多速無定位作用

multiplex link,复用鏈路

multiplexer,多路轉換器；多路轉接器

multiplexing,多路复用

multipoint connection,多點連接

multipoint network,多點网絡

multipoint recorder,多點記錄儀

multiprocessing,多道處理；多處理机

multiprogramming,多道程序設計

multiprojecting plotter,多位投影測圖儀

multisegment model,多段模型

multispectral camera,多光譜照相机

multispectral scanner(MSS),多光譜掃描儀

multistage decision process,多段決策過程

multistage flash distillation method for desalination,多級閃急蒸餾淡化法

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

(mean) effective mavelength,（平均）有效波長

(measurable)quantity,(可測的）量

(measure)target,（被測）目標

measured alue,被測值

(measuring)potentiometer,（測量）電位差計