電子工程專業(yè)詞匯

1、raceway 電纜溝racing 空轉(zhuǎn)racing test 逸轉(zhuǎn)試驗(yàn)rack支架rack of a pole電桿傾斜度rad拉德radial輻射狀的radial air gap 徑向氣隙radial armature 凸極電樞radial circuit 放射狀線路radial clearance 徑向間隙radial commutator輻射狀整劣radial flow turbine 輻兩汽輪機(jī)radial force 徑向力radial network 徑向網(wǎng)絡(luò)radial transfer 徑向傳送radially op erated network放射狀運(yùn)用網(wǎng)絡(luò)radian 弧度

2、radian frequency 角頻率radiant energy 輻射能radiant flux 輻射通量radiant heat 輻射熱radiant heater 輻射取暖裝置radiant intensity輻射強(qiáng)度radiation 輻射radiation cooling輻射冷卻radiation counter輻射計(jì)數(shù)器輻射計(jì)數(shù)管radiation counter tube 輻射計(jì)數(shù)管radiation damage放射線損傷radiation damping輻射衰減radiation dose meter輻射劑I量計(jì)radiation energy 輻射能radiation f

3、ield 輻射場radiation indicator輻射指示器radiation length輻射長度radiation measurement輻射測量radiation of conductors 導(dǎo)體輻射radiation p rotection放射線保護(hù)radiation py rometer輻射高溫計(jì)radiation shielding輻射屏蔽radiation source 輻射源radiation thermometer 輻射溫度計(jì)radiation type thickness gauge放射線厚度規(guī)radio autocont天線電自動(dòng)控制radio command 無線電

4、指揮radio control 無線電控制radio direction finder 天線電測向器radio direction finding 天線電測向radio engineering 無線電工程radio frequency 無線電頻率radio frequency interference射頻干擾radio link p rotection無線電保護(hù)裝置radio noise field intensity 無線電噪聲場強(qiáng)度radioactive material 放射性物質(zhì)radioactive rays 放射線radioactive source 放射源radioactivit

5、y 放射性radiobiologic action 放射生物酌radiogra phy 射線照相法radioisotope放射性同位素radiology 放射學(xué)radiometer 輻射計(jì)radiosonde無線電探空儀radiotelegra phy無線電扌報(bào)radiothera py 放射線療法radium 鐳radius 半徑radius of gyration 回轉(zhuǎn)半徑radius vector 輻向矢徑radix po int 小數(shù)點(diǎn)radon 氡rag bolt棘螺栓rail鋼軌rail bond軌隙連接器rail bond tester軌隙聯(lián)接測試器rail car 有軌車rai

6、lroad 鐵路railroad electrification 鐵道電氣化railroad substation鐵路變電所railway 鐵路railway motor 鐵道用電動(dòng)機(jī)railway signal 鐵路信號railway substation鐵路變電所rainfall降雨量rainp roof lighting fitting 防雨照明ramp function 斜坡函數(shù)ramp signal 斜坡信號random access 隨機(jī)存取random access memory 隨機(jī)存取存儲器random drift 隨機(jī)漂移random error 偶然誤差random fa

7、ilure 隨機(jī)故障random function隨機(jī)函數(shù)random noise 無規(guī)則噪聲r(shí)andom p rocess 隨機(jī)過程random quantity 隨機(jī)值random signal 隨機(jī)信號random ste p function隨機(jī)階函數(shù)random winding 不規(guī)則線圈range adjustment 區(qū)域蝶range energy relation 射程 能量關(guān)系range height indicator距離高度顯示器range marker generator距離標(biāo)志發(fā)生器range of adjustment 蝶范圍range of scale 刻度范圍r

8、ange switch 波段轉(zhuǎn)換開關(guān)rapid auto reclosing快速自動(dòng)重合閘rap id transit railway高速鐵道rate收費(fèi)rate action 微分酌rate action controller微分酌控制器rated torque額定轉(zhuǎn)矩rate control 微分控制rate growth p rocess變速成長法rate of change relay 變速繼電器rate of charge 充電率rate of discharge 放電速度rate of pu Ise decay脈沖衰減率rate of pu Ise rise脈沖上升率rate of

9、 rise of restriking voltage 再閃葷壓上升率rate of voltage rise電壓上升速度rate respo nse 微分響應(yīng)rate system 收捷制rate time 微分時(shí)間rated額定的 rated duty 額定工捉式rated burden額定負(fù)載rated cap acity額定容量rated current額定電流rated flow 額定量rated flow of servovalve 伺服閥額定量rated frequency 額定頻率rated inp ut額定輸入rated load 額定負(fù)載rated load torque額

10、定轉(zhuǎn)矩rated out put 額定輸出rated po wer 額定功率rated po wer factor額定功率因數(shù)rated p ressure 額定壓力rated p rimary voltage一次側(cè)額定電壓rated quantity 額定量rated slip額定滑差 rated sp eed 額定速率reactive po wer meter無功功率表rating plate 銘牌ratio 比ratio arm 比例臂ratio control比率控制ratio control system比例控制制ratio controller 比率控制器ratio differe

11、ntial relay比率差動(dòng)繼電器ratio error 比率誤差ratio meter 比率計(jì)ratio of transformation 變壓比ratio of winding 匝數(shù)比rational system of units 有理單位制ray光線rayleigh distribution瑞利分布reactance 電抗reactance coil 扼吝圈reactance drop 電抗電壓降reactance earthed經(jīng)電抗接地的reactance grounded經(jīng)電抗接地的reactance p rotection電抗保護(hù)裝置reactance relay電抗繼電器

12、reactance starter電抗起動(dòng)器reactance voltage電抗電壓reacti on 反酌reaction alternator反酌交立電機(jī)reaction heat 反應(yīng)熱reaction motor 反酌電動(dòng)機(jī)reaction turbine 反動(dòng)式汽輪機(jī)reactive 電抗的reactive compo nent 無功分量reactive current無功電流reactive energy meter 無功電度表reactive factor 無功率因數(shù)reactive load 電抗性負(fù)載reactive po wer 無功功率reactive po wer c

13、ontrol無效功率控制reactive po wer relay無功功率繼電器reactive volt ampere hour meter 無功電度表reactive volt ampere meter無功功率表reactivity 反應(yīng)度reactor 電抗器reactor containment 反應(yīng)堆外殼reactor core 反應(yīng)堆芯reactor lattice反應(yīng)堆格子reactor plant反應(yīng)堆設(shè)備reactor po wer反應(yīng)堆功率reactor scram反應(yīng)體緊急停止reactor shut down反應(yīng)堆停止運(yùn)轉(zhuǎn)reactor start motor電抗線圈起

14、動(dòng)電動(dòng)機(jī)reactor start up反應(yīng)堆起動(dòng)reactor starting電抗起動(dòng)read讀出read back check返回檢查read only memory 只讀存儲器reading circuit 讀出電路reading encoder 讀出符號器reading head 讀頭reading station讀數(shù)裝置readjust 重新蝶readjustment 重調(diào)ready condition 就寫態(tài)real axis 實(shí)車由real compo nent 實(shí)部real diagram 實(shí)線圖real frequency characteristic實(shí)頻率特性real p

15、art 實(shí)部real po wer 有效功率real time 實(shí)時(shí)real time control 實(shí)時(shí)控制real time op eration實(shí)時(shí)操作real time p rocessing實(shí)時(shí)處理real time system 實(shí)時(shí)系統(tǒng)real value 實(shí)值real variable 實(shí)變量rear connection背面接線rear light 后燈recalibration 重新校準(zhǔn)received current輸入電流receiving end 受電端receiving end voltage受電端電壓receiving selsyn 自動(dòng)同步接收機(jī)recepta

16、cle 插座recessed lighting fitting裝入照悶recessed switch 嵌壁開關(guān)recip rocal four terminal network可逆四端網(wǎng)絡(luò)recip rocal two port可逆四端網(wǎng)絡(luò)recip rocity p rinc iple互易原理recip rocity theorem倒易定理reclaimed oil 再生油recloser自動(dòng)重合開關(guān) reclosing 重合reclosing interval 再投入時(shí)間reclosing relay 重合閘繼電器reclosing time 再投入時(shí)間recoil反沖 recoil cu

17、rve 反沖曲線recoil electron反沖電子reconnaissance 勘查recorder 記錄器recorder with linear recording線性記錄器record ing 記錄recording ammeter自記安培計(jì)recording controller記錄第器recording density 記錄密度recording device 記錄裝置recording frequency meter記錄式頻率計(jì)recording instrument 記錄器recording mechanism記錄機(jī)構(gòu)recording meter 記錄儀recording

18、paper 記錄紙recording po tentiometer記錄式電位計(jì)recording tachometer轉(zhuǎn)速記錄器recording tape 記錄帶recording thermometer 自記式溫度計(jì)recording voltmeter記錄伏特計(jì)recording wattmeter記錄瓦特計(jì)recovery 恢復(fù)recovery imp edance恢復(fù)阻抗recovery time 恢復(fù)時(shí)間recovery voltage 恢復(fù)電壓rectangular copper wire 扁銅線rectangular loop ferrite矩形磁滯環(huán)鐵氧體rectangula

19、r pu Ise 矩形脈沖rectangular wave 矩形波rectification 整流rectification efficiency 整璃率rectification factor 整戀數(shù)rectified current已整電流rectified voltage 整羚壓rectifier 整流rectifier anode 整留極rectifier bridge 整羚橋rectifier cathode 整劉極rectifier circuit 整羚路rectifier electric locomotive 整兩電機(jī)車rectifier equip ment 整漣置recti

20、fier excitation 整柳磁rectifier instrument整兩儀表rectifier op erations整了行方式rectifier stack 整連組rectifier substation整齡電站rectifier tank 整鱗rectifier transformer整齡壓器rectifier tube 整淋rectifier unit 整漣置rectify 整流rectifying action 整撩rectifying circuit 整羚路rectifying installation 整凌備rectifying interval 整淋期rectifyin

21、g junction整玲rectifying tube 整淋recup erated energy回收能量recursive algorithm遞歸算法red heat 赤熱reduced cap acity 降低容量reduced imp edance 標(biāo)準(zhǔn)化阻抗reduced voltage 折算電壓reduced voltage starting降壓起動(dòng)reducing resistance減壓電阻reduction furnace 還原爐reduction gear 減速齒輪redundancy 冗余度redundant code 冗余嗎reed frequency meter振簧式頻

22、率計(jì)reed relay 笛簧繼電器reel繞線架reel insulator wiring瓷瓶布線reel length 制纜繩長度reenterable p rogram可重入程序reentrant p rogram可重入程序reference axis 基準(zhǔn)車由reference bit 參考位reference conditions標(biāo)準(zhǔn)條件reference electrode 參考電極reference equivalent參考等效值reference impi use 基準(zhǔn)脈沖reference input 基準(zhǔn)輸入reference instrument 標(biāo)準(zhǔn)儀表referenc

23、e level 基準(zhǔn)電平reference po int基準(zhǔn)點(diǎn)reference po wer supply基準(zhǔn)電源reference standard 比照標(biāo)準(zhǔn)reference temp erature基準(zhǔn)溫度reference value 標(biāo)準(zhǔn)值reference voltage基準(zhǔn)電壓refiltered oil 再生油reflected binary code反射二進(jìn)碼reflected wave 反射波reflecting galvanometer反射檢療reflection 反射reflection coefficient 反射系數(shù)reflection factor 反射系數(shù)re

24、flectometer 反射計(jì)reflector 反射器reflector control反射體控制reflector lamp反射燈refractometer折射計(jì)refrigerator set冷凍裝置regenerated fuel再生燃料regenerative braking再生制動(dòng)regenerative control 再生控制regenerative pu Ise generator脈沖再生發(fā)生器regenerative storage 再生存儲器region 區(qū)域;范圍region of admissible deviations容許偏差區(qū)域region of non op

25、eration不動(dòng)錐圍region of op eration 動(dòng)錐圍register計(jì)數(shù)器寄存器；計(jì)量器register cap acity寄存戚量register constant計(jì)量疲數(shù)register length寄存皮度registering instrument 記錄器regression analysis 回歸分析regression coefficient 回歸系數(shù)regression line 回歸線regressive wave 反向波regular reflection規(guī)則反射regulated po wer supply穩(wěn)定電源regulated stream flow

26、 蝶量regulated unit 第裝置regulated value 第值regulating 蝶的regulating characteristic 蝶特性regulating coil 蝶線圈regulating po ndage蝶池regulating relay第繼電器regulating rod 微蝶桿regulating transformer第變壓器regulating unit 第裝置regulating valve 第閥regulating winding 第繞組regulation 第regulator蝶器第器regulator call末端電池regulator de

27、adband 第評區(qū)regulator supply 第歧源reheater 再熱器reignition of arc 再起弧reinforced concrete pole鋼筋混凝土桿reinforced insulation力 n強(qiáng)絕緣 reinforcement 力n強(qiáng)rejection filter帶阻濾波器relation character 比較符字relational op erator關(guān)系算子relative相對的relative address相對地址relative damp ing coefficient相對衰減系數(shù)relative delay 相對延遲relative

28、dielectric constant 相對介電常數(shù)relative error相對誤差relative humidity相對濕度relative measurement 比較測量relative p ermeability 空間磁導(dǎo)率relative permittivity 相對介電常數(shù)relative plateau slo pe相對穩(wěn)定區(qū)斜率relative p ressure相對壓力relative p rogramming相對程序設(shè)計(jì)relative sensitivity 相對靈敏度relative slip相對滑動(dòng)relative sp eed variation 轉(zhuǎn)速變化率r

29、elative voltage regulation電壓蝶率relativistic mass相對論性質(zhì)量relativistic p article相對論性粒子relativistic velocity 相對論性速度relativity 相對性relaxation 張弛relaxation oscillations 張弛振蕩relaxation p henomenon張弛現(xiàn)象relay繼電器 relay armature 繼電莆鐵relay box 繼電其relay cabinet 繼電其relay circuit 繼電歧路relay coil繼電七圈 relay contact 繼電匹點(diǎn)r

30、elay control system繼電平控制系統(tǒng)relay element 繼電篇件relay group 繼電崎relay p anel 繼電鋪relay po int 繼電匹點(diǎn)relay p rotection 繼電保護(hù)relay rack繼電棲 relay servomechanism 繼電平伺服機(jī)構(gòu)relay set 繼電崎relay setting 繼電汽定relay switch 繼電式斷續(xù)器relay system 全繼電頻統(tǒng)relay telemetering system繼電式遙測系統(tǒng)relay winding 繼電七圈relaymeter 繼電歧表release 釋放r

31、elease current釋放電流release free 自由釋放release lag 釋放延遲release magnet 釋放電磁鐵releaser釋放器 releasing 釋放releasing time 釋放時(shí)間reliability 可靠性reliability index可靠性指數(shù)reliability of transmission傳送可靠性reliability test可靠性測試reliable valves 可靠電子管relief valve 安全閥relocatable address可再定位地址reluctance 磁阻reluctance generator磁

32、阻發(fā)電機(jī)reluctance motor 磁阻電動(dòng)機(jī)reluctance ste p motor磁阻步進(jìn)電動(dòng)機(jī)reluctance synchronizing 磁阻同步reluctivity 磁阻率remanence 剩磁remanent flux density 剩余磁通密度remanent magnetism 剩磁remanent magnetization剩余磁化強(qiáng)度remote control 遙控remote data p rocessing遠(yuǎn)程數(shù)據(jù)處理remote handling equip ment遠(yuǎn)距離操阻備remote indicating instrument 遠(yuǎn)距離指示

33、儀表remote indication遠(yuǎn)距離指示remote indication device遠(yuǎn)距離指示裝置remote indicator 遠(yuǎn)距離指示儀表remote manipu lation遠(yuǎn)程操作remote measurement 遙測remote measuring equip ment遙測裝置remote metering 遙測remote monitor 遙控監(jiān)視器remote op erated substation遙控變電所remote op eration 遠(yuǎn)距離操作remote starting遙控起動(dòng)remote sup ervisory controlling e

34、quip ment遠(yuǎn)程監(jiān)控設(shè)備remote sup ervisory equip ment遠(yuǎn)距離監(jiān)視設(shè)備remote switch 遙控開關(guān)remote switching 遙控開閉操作renewable fuse 可換式熔斷器renewal 更新rep air 修理rep air cost 修理費(fèi)rep air exp ense 修理費(fèi)rep etition comp uter重復(fù)計(jì)算機(jī)rep etition instruction重復(fù)指令rep etition p eak reverse voltage反向峰值重復(fù)電壓rep etition p eriod重復(fù)周期rep etition r

35、outine重復(fù)程序rep etition type analog compu ter重復(fù)型模擬計(jì)算機(jī)rep roduction 再現(xiàn)repu Ision 推斥repu Ision induction motor推斥感應(yīng)電動(dòng)機(jī)repu Ision motor推斥式電動(dòng)機(jī)repu Ision motor with double set of brushes具兩組電刷推斥電動(dòng)機(jī)repu Ision start induction motor 推斥起動(dòng)感應(yīng)電動(dòng)機(jī)repu Isive force 排斥力rerun po int 重復(fù)運(yùn)行點(diǎn)rerun routine 重復(fù)運(yùn)行程序research rea

36、ctor 研究堆reserve 預(yù)備reserve bars 備用母線reserve cap acity 備用容量reserve equip ment備用設(shè)備reserve po wer 備用功率reserve po wer station備用發(fā)電廠reserve p rotection后備保護(hù)reserved word 關(guān)鍵詞reservoir 貯水池reservoir cap acity貯水量reservoir type po wer pl ant蓄水式水電廠reset復(fù)歸reset control 積分控制reset instruction復(fù)位指令reset time 積分時(shí)間reset

37、ting 復(fù)歸resetting device復(fù)歸機(jī)構(gòu)resetting key 復(fù)原鍵resetting ratio 復(fù)歸比resetting time 復(fù)歸時(shí)間resetting value 復(fù)歸值residential load住宅負(fù)載residual殘留的 residual activity 殘留放射性residual charge 剩余電荷residual current剩余電流residual effect殘留效應(yīng)residual electromotive force 剩余電動(dòng)勢residual error 殘留誤差residual field 剩余場residual flux

38、density剩余磁通密度residual gases 剩余氣體residual induction剩余磁通密度residual magnetism 剩磁residual magnetization 剩余磁化residual magnetomotive force剩余磁通勢residual range 剩余射程residual resistance剩余電阻residual voltage剩余電壓residue check 剩余檢查resin 尸resin cored solder 松香心焊條resistance 電阻resistance alloy電阻合金resistance box 電阻箱r

39、esistance bridge電阻電橋resistance butt welding 電阻對焊resistance commutation 電阻整流resistance drop 有功電壓降resistance furnace 電阻爐resistance grounding 電阻接地resistance heating電阻加熱resistance losses 電阻損耗resistance materials 電阻材料resistance of an earthed conductor 接地電阻resistance of grounded conductor 接地電阻resistance p

40、 rotection 電阻保護(hù)裝置resistance relay電阻繼電器resistance standard 電阻標(biāo)準(zhǔn)resistance starting 電阻起動(dòng)resistance strain gauge電阻應(yīng)變儀resistance thermometer電阻溫度計(jì)resistance to alternating current對交聊電阻resistance to earth接地電阻resistance transducer電阻變換器resistance type detector電阻形檢出器resistance variation 電阻變化resistance voltag

41、e divider 電阻分壓器resistance welding 電阻焊resistance welding electrode電阻焊電極resistance wire 電阻線resistence box with pl ugs插塞式電阻箱resisting moment 阻力矩resistive load 電阻性負(fù)載resistivity 電阻率resistor 電阻器resolution time分辨時(shí)間resolver分解器 resolving time 分辨時(shí)間resonance 共振resonance absorber共振吸收體resonance absor ption諧振吸收；共

42、振吸收resonance amp lifier黨放大器resonance bridge 諧振電橋resonance cap acitor transformer黨電容其壓器resonance circuit 諧振電路resonance current 諧振電流resonance curve 諧振曲線resonance energy 共振能resonance frequency 諧振頻率resonance frequency meter諧振式頻率計(jì)resonance level 共振能級resonance method 諧振法resonance neutrons 共振中子resonance os

43、cillations 共振振蕩resonance peak 共振峰位；諧振曲線峰值resonance po int 諧振點(diǎn)resonance resistance 諧振電阻resonance scattering共振散射resonance voltage 諧振電壓resonant earthed system補(bǔ)償網(wǎng)路resonant mode 諧振模resonant shunt 諧振分路resonant wavelength諧振波長resource 資源response 響應(yīng)respo nse characteristic 響應(yīng)特性respo nse time 響應(yīng)時(shí)間respo nse to

44、 unit impu Ise單位脈沖響應(yīng)respo nse voltage 響應(yīng)電壓rest靜止 rest contact 常閉合接點(diǎn)rest energy 靜止能rest mass 靜止質(zhì)量restoring mechanism復(fù)原機(jī)構(gòu)restoring sp ring復(fù)原彈簧restraining 抑制restraining coil保持線圈restriction 限制restriking voltage 再點(diǎn)火電壓；再閃葷壓resultant current合成電流resultant magnetic field合成磁場resultant vector 合成矢量retaining rin

45、g 緊扣環(huán)retardation 延遲retardation coil 扼力retardation effect 制動(dòng)效應(yīng)retardation method 阻尼法retarding force 制動(dòng)力retarding torque制動(dòng)轉(zhuǎn)矩retentive material 硬磁性材料retentivity 頑磁性retort carbon甑碳return 復(fù)原return cable回吝return circuit回路return conductor 回路導(dǎo)線return current 回流；返回電流return feeder 回吝return loss 回波損耗return wir

46、e 回線reversal of p hase 相位逆轉(zhuǎn)reverse 逆的reverse blocking current反向阻擋電流reverse blocking state 反向截止?fàn)顟B(tài)reverse breakdown voltage 反向嘩電壓reverse conducting diode thyristor反向?qū)щ姸碎l淋reverse conducting triode thyristor 反向?qū)щ娙碎l淋reverse current 反向電流reverse current circuit breaker反向電料路器reverse current relay逆電扌畧電器rev

47、erse current release 逆電鐐放reverse feedback 負(fù)回授reverse gate current逆門極電流反向柵電流reverse gate voltage逆門極電壓reverse overcurrent relay逆過電扌畧電器reverse po wer p rotection逆功率保護(hù)reverse po wer relay反向功率繼電器reverse recovery time 反向恢復(fù)時(shí)間reverse respo nse 逆響應(yīng)reverse switching換向開關(guān)reverse voltage反向電壓reversed po larity反極性

48、reverser 反向器reversibility 可逆性reversible booster 可逆增壓機(jī)reversible cell 可逆電池reversible control可逆控制reversible counter可逆計(jì)數(shù)器reversible magnetic amp lifier 可逆磁放大器reversible magnetization 可逆性磁化reversible motor 可逆電動(dòng)機(jī)reversible p ermeability可逆磁導(dǎo)率reversible p rocess 可逆過程reversible ste p motor可逆步進(jìn)電動(dòng)機(jī)reversible

49、transducer可逆變換器reversing 反轉(zhuǎn)reversing switch 換向開關(guān)reversive drive可逆驅(qū)動(dòng)revolution 回轉(zhuǎn)revolution counter 轉(zhuǎn)數(shù)表revolutions per minute每分鐘轉(zhuǎn)數(shù)revolving armature type alternator旋轉(zhuǎn)電樞型交立電機(jī)revolving field type旋轉(zhuǎn)磁場型revolving magnetic field旋轉(zhuǎn)磁場rewinding 重繞rewiring 重新布線reynolds number 雷諾數(shù)rheochord滑線變阻器 rheoscope 驗(yàn)電器rhe

50、ostat 變阻器rheostat slider 變阻片觸頭rheostatic starting變阻式起動(dòng)rheostatic braking電阻制動(dòng)rheostatic control變阻蒂rheostatic losses變阻起失rheostatic starter變阻式起動(dòng)器rheostriction 夾緊效應(yīng)rib肋骨ribbed insulator肋形絕緣子ribbon 緞帶ribbon cable 帶狀電纜ribbon core transformer帶狀鐵心變壓器ribbon wound core鋼帶鐵芯right hand rule右手定則right hand twist右順

51、捻rigid coup ling剛性聯(lián)軸節(jié)rigid feedback剛性反饋rigid insulation硬性絕緣ripple p ercentage脈動(dòng)百分?jǐn)?shù)rigid tower 剛性塔ring armature 環(huán)形電樞ring bus 環(huán)形母線ring circuit 環(huán)路ring connection環(huán)形接法ring core transformer環(huán)形鐵心變壓器ring counter環(huán)形計(jì)數(shù)器ring current環(huán)流ring earthing環(huán)狀接地ring filament環(huán)形燈絲ring magnet環(huán)形磁鐵ring main 環(huán)狀干線ring method 圓環(huán)法r

52、ing op erated network環(huán)形運(yùn)用網(wǎng)絡(luò)ring scaler環(huán)形計(jì)數(shù)電路 ring sha ped core 環(huán)形鐵心ring type magnet環(huán)形磁鐵ring winding環(huán)形繞組ringed network 環(huán)式電力網(wǎng)；環(huán)形網(wǎng)絡(luò)ripple脈動(dòng)ripple current脈動(dòng)電流波紋電流ripp le factor 脈動(dòng)系數(shù)ripple frequency脈動(dòng)頻率ripple noise 電源交嶺聲r(shí)ipp le ratio脈動(dòng)系數(shù)ripple voltage脈動(dòng)電壓rise and fall p endant升降式吊燈rise speed 上升速率rise time 上升時(shí)間rising main 直上干線rising out of synchronism 升速失去同步river basin 硫river cable 過河電纜rivet鉚釘 robot機(jī)撲 rocker搖移器搖桿rod gap棒狀火花隙rod spark gap棒狀火花隙roentgen 倫roentgen rays x射線roentgen tube倫琴管roller bearing滾珠軸承roller contact滾動(dòng)接觸rolling contact滾動(dòng)接觸rolling mill motor 壓延用電動(dòng)機(jī)rooling