angle form,角型

angle of attach,衝角

angle of field of view,視場角

angle of incidence,入射角

angle of refraction,折射角

angle of spread,指向角；半擴散角

angle of view of telescope,望遠鏡視場角

angle of X-ray projiction,X射線輻射圓錐角

angle probe,斜探頭

angle resolved electron spectroscopy(ARES),角分辨電子譜法

angle strain,角應變

angle transducer[sensor],角度傳感器

anglg-attack transducer[sensor],迎角傳感器

angle valve,角形閥

angular acceleration,角加速度

angular acceleration transducer[sensor],角加速度傳感器

angular displacement,角加速度傳感器

angular displacement,角位移

angular displacement grationg,角位移光柵

angular encoder,角編碼器

angular sensitivity,角靈敏度

angular velocity transducer[sensor],角速度傳感器

annular coil clearance,環形線圈間隙

annular space,環形間隙

annunciator,信號源

anode,陽极

answering,應答

anti-cavitation valve,防空化閥

anti-contamination device,防污染裝置

anti-coupling bi-frequency induced polarization instrument,抗耦雙頻激電儀

anti-magnetized varistor,消磁電壓敏電阻器

antiresonance,反共振

antiresonance frequency,反共振頻率

anti-stockes line,反斯托克線

aperiodic dampong,非周期阻尼；過阻尼

aperiodic vibration,非周期振動

aperture,光闌

aperture of pressure difference,壓差光闌

aperture photographic method,針孔攝影法

aperture stop,孔徑光欄

aperture time,空隙時間

apparatus for measuring d.c.magnetic characteristic with ballistic galvanometer, 衝擊法直流磁特性測量裝置

apparent temperature,表觀溫度

appearance potentical,出現電位

appearance potential spectrometer,出現電熱譜儀

appearance potential spectrometer(APS),出現電熱譜法

application layer(AL),應用層

application layer protocol specification,應用層協議規范

application layer service definition,應用室服務定義

application software,應用軟件

approval,批准

approximate absolute temperature scale,近似絕對溫標

aqueous vapour,水汽

arc suppressing varstor,消弧電壓敏電阻器

arctic buoy,极地浮標

area effect,面積影響

area location,區域定位

area of cross section of the main air flow,主送風方向橫截面積

argon-ion gun,氬离子槍

annular chamber,環室

argon ionization detector,氬离子化檢測器

arithmetic logic unit(ALU),算術邏輯運算單元

arithmetic mean,算術平均值

arithmetic weighted mean,算術加權平均值

arithmetical mean deviation of the(foughness)profile,(粗糙度）輪廓的算術平均偏差

arm error,不等臂誤差

armature,動鐵芯

array,陣，陣列

array configuration,陣排列

arrester varistor,防雷用電壓敏電阻器

articulated robot,關節型机器人

artificial defect,人工缺陷

artificial environment,人工環境

artificial field method instrument,人工電場法儀器

artificial intelligence,人工智能

artificial seawater,人工海水

ash fusion point determination meter,异步通信接口适配器

asynchronous input,异步輸入

asynchronous transmission,异步傳輸

atmidometer,蒸發儀，蒸發表

atmometer,蒸發儀；蒸發表

atmoradiograph,天電強度計

atmosphere,气氛

atmospheric counter radiation,天气向下輻射

atmospheric electricity,大气電

atmospheric opacity,大气不透明度

atmospheric pressure,气壓

atmospheric pressure altimeter,气壓高度計

atmospheric pressure ionization(API),大气壓電离

atmospherics,天電；遠程雷電

atom force microscope,原子力顯微鏡

atomic absorption spectrometry,原子吸收光譜法

atomic fluorescence spectrophotometer,原子熒光光度計

atomic fluorescence spectrometry,原子熒光光譜法

atomic mass unit,原子質量單位

atomic number correction,原子序數修正

atomin spectrum,原子光譜

atomic-absorption spectrophotometer,原子吸收分光光度計