﹛﹛habitay,水下居住室[艙]hair hygrograph,毛發濕度計
hair hygrometer,毛發濕度表
half bridge measurement,半橋測量
half-cell,半電池
half duplex transmission,半雙工傳輸
half-power point,半功率點
half-wave potential,半波電位
Hall effect,霍爾效應
Hall effect displacement transducer,霍爾效應磁強計；霍爾效應磁力儀
Hall effect tachometric transducer,霍爾效應式轉速傳感器
Hall element,霍爾傳感器
Hall type pressrue transducer,霍爾式壓力傳感器
hammering method,敲擊法
hammering type Brinell hardness tester,錘擊式布氏硬度計
hand ancmometer,手持風速表
handshake,握手
handshaking,同步交換；信號交換
handwheel,手輪机构
handy digital tachometer,手持式數字轉速表
hanging mercury electrode,懸汞電极
hard bearing balancing machine,硬支承平衡机
"hard",X-rays,硬射線
hardness,硬度
hardness prnetrator,硬度壓頭
hardness tester,硬度計
hardness transducer[sensor],硬度傳感器
hardware,硬件
harmonic,諧波
harmonic analysis,諧波分析
harmonic content,諧波含量
harmonic content of an a.c.power supply,交流電源的諧波含量
harmonic wave,諧波
harmonious control,和諧控制
harmonious deviation,和諧偏差
harmonious strategy,和諧策略
harmonious variable,和諧變量
HART Communication Foundation,HART通信基金會
hazardous substances mark,危險品包裝標志
head space gas chromatography,頂空气相色譜法
header byte,首標字節
heart sound transducer[sensor],心音傳感器
heat-capacity mapping mission(HCMM)熱容量制圖衛星
heat conducting,導熱
(heat)conduction,（熱）傳導
(heat)convection,（熱）對流
heat efficiency,熱效率
heat flow meter,熱流計
heat-flux differential scanning calorimeter,熱流型差示掃描量熱儀
heat-flux differential scanning calorimetry,熱流型差示掃描量熱法
heat flux transducer[sensor],熱流傳感器
heat of combustion,燃燒熱
(heat)radiation,（熱）輻射
heat treated glass window,熱處理玻璃觀察窗
heat unit(HU),熱單位
heat value,熱值
heated and/or cooled enclosed location,升溫和[或]降溫封閉場所
heater characteristic of X-ray tube,X射線管燈絲特性
heating by far infra-red radiation,遠紅外輻射加熱
heating curves,加熱曲線
heating curve determination,升溫曲線測定
heating curve determinaiton apparatus,升溫曲線測定儀
heating element,加熱器；加熱元件
heating quantity of bomb cylinder,彈筒發熱量
heating quantity of constant capacity on high position,恒容高位發熱量
heating rate,升溫速率
heating rate curves,加熱速率曲線
heavy and streamlined fish,重型流線型拖曳体
height equivalent to a theoretical plate,理論板高
height of tide,潮高
helical bellows,螺旋波紋管
heliograph,日照計；日光計
helium mass spectrometer leak detector,氦質譜檢漏儀
helium survey,氦气測量
Helmholtz coils,亥姆霍茲線圈
Helmholtz resonator,亥姆霍蔣共鳴器
hermetically sealed enclosure(Ex h),气密外殼（Ex h)
heterodyne analyzer,外差式分析儀
heteronuclear lock signal,异核鎖信號
hierarchical chart,層次結构圖
hierarchical control,遞階控制
hierarchical intelligence,分級智能
hierarchical parameter estimation,遞階參數估計
hierarchical planning,遞階規划
hierarchical structure,遞階結构
hierarchical system,分級系統；遞階系統
high dispersion diffraction image,高分散衍射象
high dynamic strain indicator,超動態應變儀
high e.m.f.potentiometer,高電熱電位差計
high electron energy diffractometer(HEED),高能電子衍射儀
high[elevated]temperature testing machine,高溫試驗机
high elongation strain gauge,大應變應變計
high energy varistor,高能電壓敏電阻器
high energy X-rays,高能X射線
high frequency dielectric splitter,高頻介電分選儀
high frequency fatigue testing machine,高頻疲勞試驗机
high-frequency titration,高頻滴定
high frequency varistor,高頻電壓敏電阻器
high-level language,高級語言
high limiting control,上限控制
high-low action,高低作用
high-low signal selector,高低信號選擇器
high-low temperature chamber,溫度交變試驗箱
high performance liquid chromatograph,高效液相色譜儀
high performance scanning electron microscope,高性能掃描電子顯微鏡
high polymer microphone,高聚物傳聲器
high pressure DTA unit,高壓差式熱分析儀
high-revovery valve,高壓力恢复閥
high resolution diffraction attachment,高分辨衍射附件
high resolution diffraction image,高分辨衍射象
high resolution electron microscope,高分辨電子顯微鏡
high-resolution mass spectroscope,高分辨質譜儀器
high-resolution NMR spectrometer,高分辨核磁共振波譜儀
high-resolution NMR spectroscope,高分辨率核工業磁共振波譜儀
high resolution visible(HRV)image instrument,高分辨率圖像儀
high speed balancing,高速平衡
high speed balancing installation,高速平衡設備
high speed liquid chromatography,高速液相色譜法
high speed simulation,快速仿真
high temperature device,高溫裝置
high temperature strain gauge,高溫應變計
high temperature test,高溫試驗
high temperature test chamber,高溫試驗箱
high temperature testing machine,高溫試驗机
high temperaturethermistor,高溫處理
high tension loop,高壓回路
high vavuum,高真空
high value standard resistor,高阻標准電阻器
high voltage bridge,高壓電橋
high-voltage calbe,高壓電纜
high voltage capacitor(of a capacitor voltage transformer), 電容器式電壓互感器的高壓電容器
high voltage electron microscope,高壓電子顯微鏡
high voltage insulating tank,高壓絕緣箱
high voltage source,高壓電源
high voltagestability,高壓穩定度
high voltage terminal,高壓端
high water,高潮
higher actual measuring range value,實際測量范圍上的限值
higher harmonic resonance,高次諧波共振
highest face temperature,最高表面
highway,信息公路
highway addressable remote transducer(HART),可導址遠程傳感器數据公路
highway driver,信息公路驅動器
highway for a CAMAC system,CAMAC 系統信息公路
highway frame,數据公路幀
highway protocol,數据公路協議
highway unit,數据公路單元
historical trend panel,歷史趨勢畫面
hit,命中
hoarfrost point,結霜點
hoisting test,起吊試驗
holding action,保持作用
holding current,吸持電流
hollow-cathode atomizer,空心陰极原子化器
hollow-cathode lamp,空心陰极燈
holographic grating,全息光柵
holographic SDRS,全息地震儀
homeostasis,內穩態
homogeneity spoiling pulse,均勻性突變脈衝
homogeneous radiation thermometer,單色輻射溫度計
homonuclear lock signal,同核鎖信號
hopper scale,料斗秤
horizontal balancing machine,臥式平衡机
horizontal limeit,水平极限
horizontal scanning,行掃描
horizontal tail,水平翼
horizontal visibility,水平能見度
hose coupler,軟管接頭
host computer,主計算机
hot wire anemometer,熱線風速表
hot wire flow transducer[sensor],熱線流量傳感器
hot-wire respiratory flow transducer[sensor],熱絲（式）呼吸流量傳感器
hot-wire turbulence meter,熱線湍流計
housing,外殼
housing limit temperature,外殼极限溫度
huge system,巨系統
hum,交流聲
humicap,濕敏電容器
hnmid air,濕空气
humid heat test,濕熱試驗
humidification,加濕
humidifier,加濕器
humidistat,恒濕箱
humidity,濕度
humidity constant state,恒濕狀態
humidity fluctuation,濕度波動度
humidity of the air,空气濕度
humidity range,濕度范圍
humidity transducer[sensor],濕度傳感器
humidity uniformity,濕度均勻性
humidity-dependent resistor,濕敏電阻器
hunting,獵振
hybrid model,混合模型
hybrid simulation,混合仿真
hydraulic actrator,液動執行机构
hydraulic control,液動控制；液壓控制
hydraulic diameter,水力直徑
hydraulic-formed bellows,液壓波紋管
hydraulic motor,液壓馬達
hydraulic natural frequency,液壓固有頻率
hydraulic power supply,液壓動力源
hydraulic step motor,液壓步進馬達
hydraulic testing machine,液壓式試驗机
hydraulic vibrator,液壓振動器
hydrodynamic noise,液体動力噪聲
hydrofoil shape vehicle,水翼型拖曳体
hydrogen electrode,氫電极
hydrogen(pressure)gauge,氫壓力表
hydrogen regulator,氫气減壓器
hydrographic winch,水文絞車
hydrophone calibrator,水听器校准器
hydrophone streamer,海洋地城電纜；拖纜；漂浮電纜
hydrophone,水听器
hydrostatic level,液体靜力水准儀
hydrostatic vater tand,靜水槽
hygrograph,濕度計
hygrometer calibration chamber,濕度表檢定箱
hygrometer,濕度表
hygrometeric tables,濕度查算表
hygrothermograph,溫濕計
hypercycle theory,超循環理論
hyperstability,超穩定性
hypsometer,沸點測高表
hystersis,回差
hysteresis error,滯環誤差；滯后誤差
hysteresis error plus dead band,回差
hysteresis loop,滯環
