rack,框架
radar altimeter,雷達(dá)高度計(jì)
radial clearance,徑向間隙
radial distortion,徑向畸變
radial electrostatic field analyzer,徑向靜電場(chǎng)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(cè)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(qiáng)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(cè)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(jì)
radiation intensity,輻射強(qiáng)度
radiation monitor,輻射監(jiān)測(cè)儀
radiation pyrometer,輻射高溫計(jì)
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(yàn)
radiation thermometer,輻射溫度計(jì)
radiation thermometry,輻射測(cè)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(zhì)包裝
radioactive survey,放射性測(cè)量
radiodirection finder,無線電方位測(cè)定器
radiometer,輻射儀；輻射表
radiosonde,無線電探空儀
radiotheodolite,無線電經(jīng)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(qiáng)度計(jì)
rainfallmeter,雨量強(qiáng)度計(jì)
raingauge,雨量器
raingauge receiver,承水器
raingauge shield,雨量器防風(fēng)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(shù)
ramp response,斜坡響應(yīng)
ramp response time,斜坡響應(yīng)時(shí)間
random access,隨機(jī)存取
random disturbance,隨機(jī)擾動(dòng)
random error,隨機(jī)誤差
random event,隨機(jī)事件
random failure,偶然失效
random noise,隨機(jī)噪聲；無規(guī)噪聲
random process,隨機(jī)過程
random signal,隨機(jī)信號(hào)
random uncertainty,隨機(jī)不確定度
random vibration,隨機(jī)振動(dòng)
range,范圍
range-change device,范圍轉(zhuǎn)換器；量限轉(zhuǎn)換器
range of load,負(fù)荷范圍
range of strain,應(yīng)變范圍
range of stress,應(yīng)力范圍
range response time,范圍響應(yīng)時(shí)間
rangefinder,測(cè)距儀
ranging distance,測(cè)程
Rankine temperature scale,蘭金溫標(biāo)
rangeability,范圍度
rapid Fourier transform NMR correlation spectroscopy,快速傅立葉變換核磁共振相關(guān)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(yù)調(diào)時(shí)間
rated accuracy limit primary current (of a protective current transformer),（保護(hù)用電流互感器的）準(zhǔn)確度限定的額定一次電流。
rated broad band random force,額定寬帶隨機(jī)激振動(dòng)力
rated burden,額定負(fù)載
rated continuous thermal current,額定的連續(xù)熱電流
rated dynamic current,額定動(dòng)態(tài)電流
rated flow coefficient,額定流量系數(shù)
rated force under sinusoidal conditions,正弦態(tài)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(guī)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(shí)熱電流
rated static longitudinal load,額定靜態(tài)縱向負(fù)荷
rated static transverse load,額定靜態(tài)橫向負(fù)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(biāo)稱行程
rated travel time,額定行程時(shí)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(shù)
rating attraction force,額定吸力
rating power consumption,額定功耗
rating test,標(biāo)定試驗(yàn)
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(jì)
raw spectra,原譜
rawinsonde,無線電測(cè)風(fēng)探空儀
reachability,可達(dá)性；能達(dá)性
reachable set,可達(dá)集；能達(dá)集
reachable state,可達(dá)狀態(tài)；能達(dá)狀態(tài)
reaction gas,反應(yīng)氣
reaction gas chromatography,反應(yīng)氣相色譜法
reaction interval,反應(yīng)區(qū)間；反應(yīng)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(shí)計(jì)]
reactive powermeter,無功功率表
read,讀
read-only memory(ROM),只讀存儲(chǔ)器
read-only storage,只讀存儲(chǔ)器
readability,易讀性；可讀度；讀數(shù)精度
reading bridge,讀數(shù)電橋
reading strain,應(yīng)變讀數(shù)
readjustments,重調(diào)
readout time,讀出時(shí)間
real gas critical flow coefficient,真實(shí)氣體臨界流量系數(shù)
real-aperture side-looking airborne radar,實(shí)孔徑側(cè)視雷達(dá)
real image,實(shí)象
real strain,真實(shí)應(yīng)變
real time,實(shí)時(shí)
real time analysis,實(shí)時(shí)分析
real time analyzer,實(shí)時(shí)分析儀
real-time clock,實(shí)時(shí)時(shí)鐘
real time control,實(shí)時(shí)控制
real-time control system,實(shí)時(shí)控制系統(tǒng)
real time date processing,實(shí)時(shí)數(shù)據(jù)處理
real time expert system,實(shí)時(shí)專家系統(tǒng)
real time input,實(shí)時(shí)輸入
real time output,實(shí)時(shí)輸出
real time remote control,實(shí)時(shí)遙控
real time simulation,實(shí)時(shí)仿真
real time simulation algorithm,實(shí)時(shí)仿真算法
real time system,實(shí)時(shí)系統(tǒng)
real time telemetry,實(shí)時(shí)遙測(cè)
real-time trend panel,實(shí)時(shí)趨勢(shì)畫面
realizability,可實(shí)現(xiàn)性；能實(shí)現(xiàn)性
realization of international temperature scale,國際溫標(biāo)的復(fù)現(xiàn)
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(shù)線色散
reciprocating piston flowmeter,簇復(fù)活塞式流量計(jì)
reciprocating pump,往復(fù)泵
reciprocity calibration,互易法校準(zhǔn)
recombination type transducer [sensor],復(fù)合型傳感器
record,記錄
recorder,記錄儀
recording,記錄
recording anemometer,風(fēng)速計(jì)
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(cè)量）儀器
recording medium,記錄介質(zhì)
recording snow-gauge,自記雪量計(jì)
recording sync,記錄同步
recording theodolite,自記經(jīng)緯儀
recovery time,恢復(fù)時(shí)間
rectangular coordinate type potentiometer,直角坐標(biāo)式電位差計(jì)
rectifier,整流器；糾正儀
rectifier instrument,整流式儀表
rectilinear ordinates recording instrument,直線坐標(biāo)記錄儀
rectilinear vibration,直線振動(dòng)
recursive estimation,遞推估計(jì)
recycle chromatography,循環(huán)色譜法
redox electrode assembly,氧化還原復(fù)合電極
redox potential meter,氧化-還原電位測(cè)定儀
reduced capacity trim,低容量閥內(nèi)件
reduced model,降階模型
reduced order observer,降階觀測(cè)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(jì)算機(jī)系統(tǒng)
redundancy unit,冗余單元；冗余設(shè)備
redundant information,冗余信息
reentry control,再入控制
reference block [specimen],比較試塊；對(duì)比試塊；參考試塊
reference chart,參比記錄紙
reference coil,參考線圈；基準(zhǔn)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(bǔ)償器
reference line,參比線
reference load calibrating machine,基準(zhǔn)測(cè)力機(jī)
reference material,參比物質(zhì)
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(hào)
reference sound intensity,參考聲強(qiáng)
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(biāo)準(zhǔn)（器）
reference table (of thermocouple),（熱電偶的）分度表
reference test pieces,對(duì)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(biāo)度
reference variable,參比變量
reference voltage,基準(zhǔn)電壓
reference wave,參考聲束
reflected wave,反射波；回波
reflecting sketchmaster,反光轉(zhuǎn)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(cè)云器
reflective optic tachometric transducer,反光式轉(zhuǎn)速傳感器
reflectometer,反射表
reflector path,外光路
refracting telescope,折射望遠(yuǎn)鏡
refractive humidity transducer [sensor],折射式濕度傳感器
refractometer,折射鹽度計(jì)
refrigerant(pressure)gauge,致冷壓力表
refrigeration,致冷
regenerative braking,回饋制動(dòng)；再生制動(dòng)
regional model,區(qū)域模型
register,寄存器
register(of an integrating instrument),(積分式儀表的）計(jì)度器
registered standard,注冊(cè)標(biāo)準(zhǔn)
regression,回歸
regular velocity distribution,規(guī)則速度分布
regulating device,調(diào)節(jié)裝置
regulating unit,調(diào)節(jié)單元
regulation,法規(guī)；調(diào)節(jié)
regulator,調(diào)節(jié)器
rejection,抑制
relative aperture,相對(duì)孔徑
relative error,相對(duì)誤差
relative flow coefficient,相對(duì)流量系數(shù)
relative gravity surver,相對(duì)重力測(cè)量
relative humidity,相對(duì)濕度
relative (measurement) method,相對(duì)式測(cè)量法
relative precision,相對(duì)響應(yīng)值
relative retention value,相對(duì)保留值
relative sensitivity coefficient,相對(duì)靈敏度系數(shù)
relative stability,相對(duì)穩(wěn)定性
relative tolerance between forward and backward in indicating value,示值進(jìn)回程相對(duì)誤差
relative travel,相對(duì)行程
relative variation in the indicating value,示值相對(duì)變動(dòng)值
relative viscosity,相對(duì)粘度
relaxation process,弛豫過程
relaxation testing machine,松弛試驗(yàn)機(jī)
relaxation vibration,張弛振動(dòng)
relay,繼動(dòng)器；繼電器
relay characteristics,繼電（器）特性
relay control system,繼電控制系統(tǒng)
release mechanism for plankto net,浮游生物網(wǎng)閉鎖器
relevant failure,關(guān)聯(lián)失效
relevant specification,有關(guān)規(guī)范
reliability,可靠性；可靠度
reliability assessment,可靠性評(píng)估
reliability block diagram,可靠性方框圖
reliability certification,可靠性認(rèn)證
reliability compliance test,可靠性試驗(yàn)證試驗(yàn)
reliability design review,可靠性設(shè)計(jì)評(píng)審
reliability determination test,可靠性測(cè)定試驗(yàn)
reliability evaluation,可靠性評(píng)定
reliability evaluation from demonstration data,利用驗(yàn)證數(shù)據(jù)的可靠性評(píng)定
reliability growth,可靠性增長
reliability improvement,可靠性改進(jìn)
reliability model,可靠性模型
reliability program,可靠性計(jì)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(cè)氣象記錄儀
remote-measuring thermohygrograph,遙測(cè)溫濕記錄儀
remote printing,遠(yuǎn)程打印
remote regulating,遙調(diào)
remote sensing,遙感
remote sensing instrumentation for oceanography,海洋學(xué)遙感儀器
remote sensing platform,遙感平臺(tái)
remote sensing system,遙感系統(tǒng)
remote sensing technique of oceanography,海洋學(xué)遙感技術(shù)
remote set point adjuster,遠(yuǎn)程設(shè)定點(diǎn)調(diào)整器
remote terminal,遠(yuǎn)程終端設(shè)備
remote thermometer,遙測(cè)溫度表
removable back plate,可拆卸的后蓋板
repair rate,修復(fù)率
repair time,修復(fù)時(shí)間
repeatability,重復(fù)性
repeatability error,重復(fù)性誤差
repeatability of wavelength,波長重復(fù)性
repeated impact testing machine,多次沖擊試驗(yàn)機(jī)
repeater,轉(zhuǎn)發(fā)器
repetition theodolite,復(fù)測(cè)經(jīng)緯儀
replica grating,復(fù)制光柵
reply message,回答報(bào)文
report generator,報(bào)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(xiàn)性；復(fù)現(xiàn)性
reproducibility error,再現(xiàn)性誤差
reproducibility of measurement,測(cè)量再[復(fù)]現(xiàn)性
requirement,需求
requirements analysis,需求分析
requirements specification,需求規(guī)格說明
reserve volume,儲(chǔ)氣室
reservoir,儲(chǔ)液器
reset,復(fù)原
reset time,再調(diào)時(shí)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(zhuǎn)
residual electromotive force of potentiometer,電位差計(jì)殘余電動(dòng)勢(shì)
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(biāo)準(zhǔn)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(diǎn)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(zhuǎn)開關(guān)式電阻箱
resistance box with terminals,端接[鈕]式電阻箱
resistance hygrometer,電阻濕度計(jì)
resistance inclinometer,電阻式井斜儀
resistance meter,電阻表
resistance psychrometer,電阻（干濕球）濕度計(jì)
resistance ratio(of resistance thermometer sensor),(熱電阻的）電阻比
resistance strain gauge,電阻應(yīng)變計(jì)[片]
(resistance)strain gauge drawing force and compression force transducer,（電阻）應(yīng)變式拉壓力傳感器
(resistance) strain gauge drawing force transducer,（電阻）應(yīng)變式拉力傳感器
(resistance) strain gauge force transducer,（電阻）應(yīng)變式力傳感器
(resistance)strain gauge load cell,（電阻）應(yīng)變式稱重傳感器
(resistance)strain gauge rolling force measuring instrument,（電阻）應(yīng)變式軋制力測(cè)量儀
(resistance)strain gauge tensiometer resolution,（電阻）應(yīng)變式張力計(jì)分辯力
resistance-temperature coefficient (of resistance thermometer sensor),（熱電阻的）電阻溫度系數(shù)
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(cè)溫法
resistance voltage to power supply,耐（電）壓
resistance wire gauge,電阻線驗(yàn)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(shù)
resolution of strain instrument,應(yīng)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(cè)量）法
resonance technique,共振法
resonance technique,共振法
resonant vibrator,共振振動(dòng)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(xié)調(diào)
resource optimization,資源優(yōu)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(yīng)站
response,響應(yīng)；響應(yīng)值
response characteristic,響應(yīng)特性
response curve,響應(yīng)曲線
response speed,響應(yīng)速度
response time,響應(yīng)時(shí)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(cè)量結(jié)果
resultant magnetization,復(fù)合磁化
retard (pressure) gauge,緩行壓力表
retention index,保留指數(shù)
retention time,保留時(shí)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(fēng)洞
return spring,復(fù)位彈簧
return-to-zero (RZ),歸零制
reverberant field,混響聲場(chǎng)
reverberation room,混響室
reverse action,反作用
reverse actuator,反作用執(zhí)行機(jī)構(gòu)
reverse bend tester,彎折試驗(yàn)機(jī)
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(dòng)勢(shì)修正法
revisit rate,回訪速率
revolution speed,轉(zhuǎn)速
revolution speed check table,轉(zhuǎn)速校驗(yàn)臺(tái)
revolution speed transducer,轉(zhuǎn)速傳感器
Reynolds number,雷諾數(shù)
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(jī)
rigid polyvinyl chloride,硬聚氯化烯
rigid rotor,剛性轉(zhuǎn)子
ring balance,環(huán)秤
ring balance manometer,環(huán)秤壓力計(jì)
ring-down pulse,振鈴脈沖
ring network,環(huán)形網(wǎng)絡(luò)
ring viscometer,環(huán)式粘度計(jì)
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(shù)
ripple voltage,紋波電壓
rise time,上升時(shí)間
rise-time discrimination,上升時(shí)間鑒別
risk analysis,風(fēng)險(xiǎn)決策
risk evaluation,風(fēng)險(xiǎn)評(píng)價(jià)
robot,機(jī)器人
robot programming language,機(jī)器人編程語言
robot system,機(jī)器人系統(tǒng)
robotics,機(jī)器人學(xué)
robust control,魯棒控制
robust controller,魯棒控制器
robustness,魯棒性
rock densitometer,巖石密度計(jì)
rock pression sclerometer,巖石壓入硬度計(jì)
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(jì)
Rockwell superficial hardness number,表面洛氏硬度值
Rockwell superficial hardness tester,表面洛氏硬度計(jì)
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(dòng)膜片執(zhí)行機(jī)構(gòu)
rolling sphere viscometer,滾球式粘度計(jì)
rolling test,滾動(dòng)試驗(yàn)
root mean square (RMS) detector,均方根檢波器
Roots flowmeter,腰輪流量計(jì)
rosette sampling system,多袋采水器
"rotary"displacement meter,"旋轉(zhuǎn)"排量式儀表
rotary eccentric plug valve,偏心旋轉(zhuǎn)閥
rotary motion valve,角行程閥
rotary pump,機(jī)械泵
rotating beam apparatus,旋臂裝置
rotating-beam ceilometer,旋轉(zhuǎn)波束云高計(jì)
rotating-beam cloud height meter,旋轉(zhuǎn)波整束云高計(jì)
rotating cylinder viscometer,旋轉(zhuǎn)圓筒式粘度計(jì)
rotating magnetometer,旋轉(zhuǎn)磁力儀
rotating [oscillating] piston flowmeter,旋轉(zhuǎn)活塞流量計(jì)
rotating target X-ray tube,旋轉(zhuǎn)陽極X射線管
rotating vibration generator,回轉(zhuǎn)振動(dòng)器
rotation magnetic field,旋轉(zhuǎn)磁場(chǎng)
rotation magnetization,旋轉(zhuǎn)磁化
rotation or vibrating coil magnetometer,旋轉(zhuǎn)或振動(dòng)線圈磁強(qiáng)計(jì)
rotational distortion,旋轉(zhuǎn)畸變
rotational viscometer,旋轉(zhuǎn)粘度計(jì)
rotative speed,轉(zhuǎn)速
rotative speed difference,轉(zhuǎn)速差
rotor,轉(zhuǎn)子
rotor axis,轉(zhuǎn)子軸線
rotor flow transducer [sensor],轉(zhuǎn)子流量傳感器
rotor gear,轉(zhuǎn)子齒輪
run of wind,風(fēng)程
run-of-wind anemometer,風(fēng)程表
running means,滑動(dòng)平均
round trip propagation time,往返傳播時(shí)間
routine,例行程序
routine tese,出廠檢驗(yàn)；例行試驗(yàn)
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
radar altimeter,雷達(dá)高度計(jì)
radial clearance,徑向間隙
radial distortion,徑向畸變
radial electrostatic field analyzer,徑向靜電場(chǎng)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(cè)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(qiáng)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(cè)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(jì)
radiation intensity,輻射強(qiáng)度
radiation monitor,輻射監(jiān)測(cè)儀
radiation pyrometer,輻射高溫計(jì)
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(yàn)
radiation thermometer,輻射溫度計(jì)
radiation thermometry,輻射測(cè)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(zhì)包裝
radioactive survey,放射性測(cè)量
radiodirection finder,無線電方位測(cè)定器
radiometer,輻射儀；輻射表
radiosonde,無線電探空儀
radiotheodolite,無線電經(jīng)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(qiáng)度計(jì)
rainfallmeter,雨量強(qiáng)度計(jì)
raingauge,雨量器
raingauge receiver,承水器
raingauge shield,雨量器防風(fēng)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(shù)
ramp response,斜坡響應(yīng)
ramp response time,斜坡響應(yīng)時(shí)間
random access,隨機(jī)存取
random disturbance,隨機(jī)擾動(dòng)
random error,隨機(jī)誤差
random event,隨機(jī)事件
random failure,偶然失效
random noise,隨機(jī)噪聲；無規(guī)噪聲
random process,隨機(jī)過程
random signal,隨機(jī)信號(hào)
random uncertainty,隨機(jī)不確定度
random vibration,隨機(jī)振動(dòng)
range,范圍
range-change device,范圍轉(zhuǎn)換器；量限轉(zhuǎn)換器
range of load,負(fù)荷范圍
range of strain,應(yīng)變范圍
range of stress,應(yīng)力范圍
range response time,范圍響應(yīng)時(shí)間
rangefinder,測(cè)距儀
ranging distance,測(cè)程
Rankine temperature scale,蘭金溫標(biāo)
rangeability,范圍度
rapid Fourier transform NMR correlation spectroscopy,快速傅立葉變換核磁共振相關(guān)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(yù)調(diào)時(shí)間
rated accuracy limit primary current (of a protective current transformer),（保護(hù)用電流互感器的）準(zhǔn)確度限定的額定一次電流。
rated broad band random force,額定寬帶隨機(jī)激振動(dòng)力
rated burden,額定負(fù)載
rated continuous thermal current,額定的連續(xù)熱電流
rated dynamic current,額定動(dòng)態(tài)電流
rated flow coefficient,額定流量系數(shù)
rated force under sinusoidal conditions,正弦態(tài)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(guī)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(shí)熱電流
rated static longitudinal load,額定靜態(tài)縱向負(fù)荷
rated static transverse load,額定靜態(tài)橫向負(fù)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(biāo)稱行程
rated travel time,額定行程時(shí)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(shù)
rating attraction force,額定吸力
rating power consumption,額定功耗
rating test,標(biāo)定試驗(yàn)
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(jì)
raw spectra,原譜
rawinsonde,無線電測(cè)風(fēng)探空儀
reachability,可達(dá)性；能達(dá)性
reachable set,可達(dá)集；能達(dá)集
reachable state,可達(dá)狀態(tài)；能達(dá)狀態(tài)
reaction gas,反應(yīng)氣
reaction gas chromatography,反應(yīng)氣相色譜法
reaction interval,反應(yīng)區(qū)間；反應(yīng)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(shí)計(jì)]
reactive powermeter,無功功率表
read,讀
read-only memory(ROM),只讀存儲(chǔ)器
read-only storage,只讀存儲(chǔ)器
readability,易讀性；可讀度；讀數(shù)精度
reading bridge,讀數(shù)電橋
reading strain,應(yīng)變讀數(shù)
readjustments,重調(diào)
readout time,讀出時(shí)間
real gas critical flow coefficient,真實(shí)氣體臨界流量系數(shù)
real-aperture side-looking airborne radar,實(shí)孔徑側(cè)視雷達(dá)
real image,實(shí)象
real strain,真實(shí)應(yīng)變
real time,實(shí)時(shí)
real time analysis,實(shí)時(shí)分析
real time analyzer,實(shí)時(shí)分析儀
real-time clock,實(shí)時(shí)時(shí)鐘
real time control,實(shí)時(shí)控制
real-time control system,實(shí)時(shí)控制系統(tǒng)
real time date processing,實(shí)時(shí)數(shù)據(jù)處理
real time expert system,實(shí)時(shí)專家系統(tǒng)
real time input,實(shí)時(shí)輸入
real time output,實(shí)時(shí)輸出
real time remote control,實(shí)時(shí)遙控
real time simulation,實(shí)時(shí)仿真
real time simulation algorithm,實(shí)時(shí)仿真算法
real time system,實(shí)時(shí)系統(tǒng)
real time telemetry,實(shí)時(shí)遙測(cè)
real-time trend panel,實(shí)時(shí)趨勢(shì)畫面
realizability,可實(shí)現(xiàn)性；能實(shí)現(xiàn)性
realization of international temperature scale,國際溫標(biāo)的復(fù)現(xiàn)
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(shù)線色散
reciprocating piston flowmeter,簇復(fù)活塞式流量計(jì)
reciprocating pump,往復(fù)泵
reciprocity calibration,互易法校準(zhǔn)
recombination type transducer [sensor],復(fù)合型傳感器
record,記錄
recorder,記錄儀
recording,記錄
recording anemometer,風(fēng)速計(jì)
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(cè)量）儀器
recording medium,記錄介質(zhì)
recording snow-gauge,自記雪量計(jì)
recording sync,記錄同步
recording theodolite,自記經(jīng)緯儀
recovery time,恢復(fù)時(shí)間
rectangular coordinate type potentiometer,直角坐標(biāo)式電位差計(jì)
rectifier,整流器；糾正儀
rectifier instrument,整流式儀表
rectilinear ordinates recording instrument,直線坐標(biāo)記錄儀
rectilinear vibration,直線振動(dòng)
recursive estimation,遞推估計(jì)
recycle chromatography,循環(huán)色譜法
redox electrode assembly,氧化還原復(fù)合電極
redox potential meter,氧化-還原電位測(cè)定儀
reduced capacity trim,低容量閥內(nèi)件
reduced model,降階模型
reduced order observer,降階觀測(cè)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(jì)算機(jī)系統(tǒng)
redundancy unit,冗余單元；冗余設(shè)備
redundant information,冗余信息
reentry control,再入控制
reference block [specimen],比較試塊；對(duì)比試塊；參考試塊
reference chart,參比記錄紙
reference coil,參考線圈；基準(zhǔn)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(bǔ)償器
reference line,參比線
reference load calibrating machine,基準(zhǔn)測(cè)力機(jī)
reference material,參比物質(zhì)
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(hào)
reference sound intensity,參考聲強(qiáng)
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(biāo)準(zhǔn)（器）
reference table (of thermocouple),（熱電偶的）分度表
reference test pieces,對(duì)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(biāo)度
reference variable,參比變量
reference voltage,基準(zhǔn)電壓
reference wave,參考聲束
reflected wave,反射波；回波
reflecting sketchmaster,反光轉(zhuǎn)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(cè)云器
reflective optic tachometric transducer,反光式轉(zhuǎn)速傳感器
reflectometer,反射表
reflector path,外光路
refracting telescope,折射望遠(yuǎn)鏡
refractive humidity transducer [sensor],折射式濕度傳感器
refractometer,折射鹽度計(jì)
refrigerant(pressure)gauge,致冷壓力表
refrigeration,致冷
regenerative braking,回饋制動(dòng)；再生制動(dòng)
regional model,區(qū)域模型
register,寄存器
register(of an integrating instrument),(積分式儀表的）計(jì)度器
registered standard,注冊(cè)標(biāo)準(zhǔn)
regression,回歸
regular velocity distribution,規(guī)則速度分布
regulating device,調(diào)節(jié)裝置
regulating unit,調(diào)節(jié)單元
regulation,法規(guī)；調(diào)節(jié)
regulator,調(diào)節(jié)器
rejection,抑制
relative aperture,相對(duì)孔徑
relative error,相對(duì)誤差
relative flow coefficient,相對(duì)流量系數(shù)
relative gravity surver,相對(duì)重力測(cè)量
relative humidity,相對(duì)濕度
relative (measurement) method,相對(duì)式測(cè)量法
relative precision,相對(duì)響應(yīng)值
relative retention value,相對(duì)保留值
relative sensitivity coefficient,相對(duì)靈敏度系數(shù)
relative stability,相對(duì)穩(wěn)定性
relative tolerance between forward and backward in indicating value,示值進(jìn)回程相對(duì)誤差
relative travel,相對(duì)行程
relative variation in the indicating value,示值相對(duì)變動(dòng)值
relative viscosity,相對(duì)粘度
relaxation process,弛豫過程
relaxation testing machine,松弛試驗(yàn)機(jī)
relaxation vibration,張弛振動(dòng)
relay,繼動(dòng)器；繼電器
relay characteristics,繼電（器）特性
relay control system,繼電控制系統(tǒng)
release mechanism for plankto net,浮游生物網(wǎng)閉鎖器
relevant failure,關(guān)聯(lián)失效
relevant specification,有關(guān)規(guī)范
reliability,可靠性；可靠度
reliability assessment,可靠性評(píng)估
reliability block diagram,可靠性方框圖
reliability certification,可靠性認(rèn)證
reliability compliance test,可靠性試驗(yàn)證試驗(yàn)
reliability design review,可靠性設(shè)計(jì)評(píng)審
reliability determination test,可靠性測(cè)定試驗(yàn)
reliability evaluation,可靠性評(píng)定
reliability evaluation from demonstration data,利用驗(yàn)證數(shù)據(jù)的可靠性評(píng)定
reliability growth,可靠性增長
reliability improvement,可靠性改進(jìn)
reliability model,可靠性模型
reliability program,可靠性計(jì)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(cè)氣象記錄儀
remote-measuring thermohygrograph,遙測(cè)溫濕記錄儀
remote printing,遠(yuǎn)程打印
remote regulating,遙調(diào)
remote sensing,遙感
remote sensing instrumentation for oceanography,海洋學(xué)遙感儀器
remote sensing platform,遙感平臺(tái)
remote sensing system,遙感系統(tǒng)
remote sensing technique of oceanography,海洋學(xué)遙感技術(shù)
remote set point adjuster,遠(yuǎn)程設(shè)定點(diǎn)調(diào)整器
remote terminal,遠(yuǎn)程終端設(shè)備
remote thermometer,遙測(cè)溫度表
removable back plate,可拆卸的后蓋板
repair rate,修復(fù)率
repair time,修復(fù)時(shí)間
repeatability,重復(fù)性
repeatability error,重復(fù)性誤差
repeatability of wavelength,波長重復(fù)性
repeated impact testing machine,多次沖擊試驗(yàn)機(jī)
repeater,轉(zhuǎn)發(fā)器
repetition theodolite,復(fù)測(cè)經(jīng)緯儀
replica grating,復(fù)制光柵
reply message,回答報(bào)文
report generator,報(bào)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(xiàn)性；復(fù)現(xiàn)性
reproducibility error,再現(xiàn)性誤差
reproducibility of measurement,測(cè)量再[復(fù)]現(xiàn)性
requirement,需求
requirements analysis,需求分析
requirements specification,需求規(guī)格說明
reserve volume,儲(chǔ)氣室
reservoir,儲(chǔ)液器
reset,復(fù)原
reset time,再調(diào)時(shí)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(zhuǎn)
residual electromotive force of potentiometer,電位差計(jì)殘余電動(dòng)勢(shì)
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(biāo)準(zhǔn)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(diǎn)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(zhuǎn)開關(guān)式電阻箱
resistance box with terminals,端接[鈕]式電阻箱
resistance hygrometer,電阻濕度計(jì)
resistance inclinometer,電阻式井斜儀
resistance meter,電阻表
resistance psychrometer,電阻（干濕球）濕度計(jì)
resistance ratio(of resistance thermometer sensor),(熱電阻的）電阻比
resistance strain gauge,電阻應(yīng)變計(jì)[片]
(resistance)strain gauge drawing force and compression force transducer,（電阻）應(yīng)變式拉壓力傳感器
(resistance) strain gauge drawing force transducer,（電阻）應(yīng)變式拉力傳感器
(resistance) strain gauge force transducer,（電阻）應(yīng)變式力傳感器
(resistance)strain gauge load cell,（電阻）應(yīng)變式稱重傳感器
(resistance)strain gauge rolling force measuring instrument,（電阻）應(yīng)變式軋制力測(cè)量儀
(resistance)strain gauge tensiometer resolution,（電阻）應(yīng)變式張力計(jì)分辯力
resistance-temperature coefficient (of resistance thermometer sensor),（熱電阻的）電阻溫度系數(shù)
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(cè)溫法
resistance voltage to power supply,耐（電）壓
resistance wire gauge,電阻線驗(yàn)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(shù)
resolution of strain instrument,應(yīng)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(cè)量）法
resonance technique,共振法
resonance technique,共振法
resonant vibrator,共振振動(dòng)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(xié)調(diào)
resource optimization,資源優(yōu)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(yīng)站
response,響應(yīng)；響應(yīng)值
response characteristic,響應(yīng)特性
response curve,響應(yīng)曲線
response speed,響應(yīng)速度
response time,響應(yīng)時(shí)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(cè)量結(jié)果
resultant magnetization,復(fù)合磁化
retard (pressure) gauge,緩行壓力表
retention index,保留指數(shù)
retention time,保留時(shí)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(fēng)洞
return spring,復(fù)位彈簧
return-to-zero (RZ),歸零制
reverberant field,混響聲場(chǎng)
reverberation room,混響室
reverse action,反作用
reverse actuator,反作用執(zhí)行機(jī)構(gòu)
reverse bend tester,彎折試驗(yàn)機(jī)
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(dòng)勢(shì)修正法
revisit rate,回訪速率
revolution speed,轉(zhuǎn)速
revolution speed check table,轉(zhuǎn)速校驗(yàn)臺(tái)
revolution speed transducer,轉(zhuǎn)速傳感器
Reynolds number,雷諾數(shù)
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(jī)
rigid polyvinyl chloride,硬聚氯化烯
rigid rotor,剛性轉(zhuǎn)子
ring balance,環(huán)秤
ring balance manometer,環(huán)秤壓力計(jì)
ring-down pulse,振鈴脈沖
ring network,環(huán)形網(wǎng)絡(luò)
ring viscometer,環(huán)式粘度計(jì)
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(shù)
ripple voltage,紋波電壓
rise time,上升時(shí)間
rise-time discrimination,上升時(shí)間鑒別
risk analysis,風(fēng)險(xiǎn)決策
risk evaluation,風(fēng)險(xiǎn)評(píng)價(jià)
robot,機(jī)器人
robot programming language,機(jī)器人編程語言
robot system,機(jī)器人系統(tǒng)
robotics,機(jī)器人學(xué)
robust control,魯棒控制
robust controller,魯棒控制器
robustness,魯棒性
rock densitometer,巖石密度計(jì)
rock pression sclerometer,巖石壓入硬度計(jì)
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(jì)
Rockwell superficial hardness number,表面洛氏硬度值
Rockwell superficial hardness tester,表面洛氏硬度計(jì)
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(dòng)膜片執(zhí)行機(jī)構(gòu)
rolling sphere viscometer,滾球式粘度計(jì)
rolling test,滾動(dòng)試驗(yàn)
root mean square (RMS) detector,均方根檢波器
Roots flowmeter,腰輪流量計(jì)
rosette sampling system,多袋采水器
"rotary"displacement meter,"旋轉(zhuǎn)"排量式儀表
rotary eccentric plug valve,偏心旋轉(zhuǎn)閥
rotary motion valve,角行程閥
rotary pump,機(jī)械泵
rotating beam apparatus,旋臂裝置
rotating-beam ceilometer,旋轉(zhuǎn)波束云高計(jì)
rotating-beam cloud height meter,旋轉(zhuǎn)波整束云高計(jì)
rotating cylinder viscometer,旋轉(zhuǎn)圓筒式粘度計(jì)
rotating magnetometer,旋轉(zhuǎn)磁力儀
rotating [oscillating] piston flowmeter,旋轉(zhuǎn)活塞流量計(jì)
rotating target X-ray tube,旋轉(zhuǎn)陽極X射線管
rotating vibration generator,回轉(zhuǎn)振動(dòng)器
rotation magnetic field,旋轉(zhuǎn)磁場(chǎng)
rotation magnetization,旋轉(zhuǎn)磁化
rotation or vibrating coil magnetometer,旋轉(zhuǎn)或振動(dòng)線圈磁強(qiáng)計(jì)
rotational distortion,旋轉(zhuǎn)畸變
rotational viscometer,旋轉(zhuǎn)粘度計(jì)
rotative speed,轉(zhuǎn)速
rotative speed difference,轉(zhuǎn)速差
rotor,轉(zhuǎn)子
rotor axis,轉(zhuǎn)子軸線
rotor flow transducer [sensor],轉(zhuǎn)子流量傳感器
rotor gear,轉(zhuǎn)子齒輪
run of wind,風(fēng)程
run-of-wind anemometer,風(fēng)程表
running means,滑動(dòng)平均
round trip propagation time,往返傳播時(shí)間
routine,例行程序
routine tese,出廠檢驗(yàn)；例行試驗(yàn)
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