PEC航空英語(yǔ)證書考試航空發(fā)動(dòng)機(jī)專業(yè)詞匯說(shuō)課講解

1、Good is good, but better carries it.精益求精，善益求善。PEC航空英語(yǔ)證書考試航空發(fā)動(dòng)機(jī)專業(yè)詞匯PEC航空英語(yǔ)證書考試-航空發(fā)動(dòng)機(jī)專業(yè)詞匯Part1gasturbineengine燃?xì)鉁u輪發(fā)動(dòng)機(jī)aircraft飛機(jī)，飛行器（單復(fù)同形）powerplant發(fā)動(dòng)機(jī)，動(dòng)力裝置appreciate理解，意思到priorto在之前propulsion推進(jìn)reaction反作用jet噴氣,噴射,噴氣發(fā)動(dòng)機(jī)designer設(shè)計(jì)師initially最初，開始時(shí)unsuitability不適應(yīng)性pistonengine活塞發(fā)動(dòng)機(jī)airflow空氣流present帶來(lái),產(chǎn)生ob

2、stacle障礙Para.2patent專利,獲得專利jetpropulsionengine噴氣推進(jìn)發(fā)動(dòng)機(jī)athodyd沖壓式噴氣發(fā)動(dòng)機(jī)heatresistingmaterial耐熱材料develop研究出，研制出inthesecondplace其次inefficient效率底的ramjet,ramjet沖壓式噴氣發(fā)動(dòng)機(jī)conception構(gòu)想,設(shè)計(jì)，概念Para.3grant授予propulsivejet推進(jìn)噴射turbo-jetengine渦輪噴氣發(fā)動(dòng)機(jī)turbojetturbo-propellerengine渦輪螺槳發(fā)動(dòng)機(jī)turbopropVickersViscountaircraft維

3、克斯子爵式飛機(jī)befittedwith配備term術(shù)語(yǔ),稱為,叫做twin-spoolengine雙轉(zhuǎn)子發(fā)動(dòng)機(jī)triple-spoolengine三轉(zhuǎn)子發(fā)動(dòng)機(jī)by-passengine雙涵道發(fā)動(dòng)機(jī)ductedfan涵道風(fēng)扇發(fā)動(dòng)機(jī)unductedfan(UDF)無(wú)涵道風(fēng)扇發(fā)動(dòng)機(jī)propfan槳扇發(fā)動(dòng)機(jī)inevitable不可避免的,必然的p.4propeller螺旋槳basicprinciple基本原理effect產(chǎn)生propel推進(jìn)solely單獨(dú),只thrust推力p.5popularly普遍地,一般地pulsejet脈動(dòng)式噴氣發(fā)動(dòng)機(jī)turbo/ramjet渦輪沖壓式噴氣發(fā)動(dòng)機(jī)turbo-r

4、ocket渦輪火箭p.6accelerate加速acceleration加速度apparatus裝置,機(jī)器slipstream滑流p.7momentum動(dòng)量issue冒出toimpartMtoN把M給與Nrevolve旋轉(zhuǎn)p.8whirl旋轉(zhuǎn)sprinkler噴水器mechanism機(jī)構(gòu)byinvirtueof依靠hose軟管afford提供carnival狂歡節(jié)p.9definitely確切地,明確地assume想象,以為expel排出,驅(qū)逐propulsiveefficiency推進(jìn)效率Page3p.10differ不同convert轉(zhuǎn)換p.11thermodynamic熱動(dòng)力的diver

5、gent擴(kuò)散diverge擴(kuò)散convergent收斂converge收斂entry進(jìn)氣段exit排氣管kineticenergy動(dòng)能airintake空氣進(jìn)口divergingduct擴(kuò)散管道outletduct排氣管missile導(dǎo)彈targetvehicle靶機(jī)p.12intermittentcombustion間斷式燃燒aerodynamic空氣動(dòng)力的involve具有robust結(jié)實(shí)的,堅(jiān)固的inletvalve進(jìn)氣閥inject噴入eject噴出depression降壓,減壓exhaust排氣cycle循環(huán)helicopterrotorpropulsion直升飛機(jī)旋翼驅(qū)動(dòng)器disp

6、ensewith省去,無(wú)需resonate共振resonatingcycle共振循環(huán)fuelconsumption燃油消耗equal比得上performance性能p.13decompose分解p.14inherent固有的draw吸入p.15arrangement結(jié)構(gòu)simplicity簡(jiǎn)單性subsequent接下來(lái)的thermodynamic熱力的Page7p.16disturbance擾動(dòng)blade-tip葉尖departurefrom背離p.17offset抵消exceed超過(guò)p.18Machnumber馬赫數(shù)p.19variableintake可變進(jìn)口afterburning加力燃

7、燒variablenozzle可調(diào)噴口conventional常規(guī)的afterburner加力燃燒室inoperative不工作的divert使轉(zhuǎn)向guidevane導(dǎo)流葉片duct管道，用管道輸送sustained持續(xù)的cruise巡航mode模式p.21multi-stageturbine多級(jí)渦輪derive得到，取得kerosene,kerosine煤油beintheorderof達(dá)到的量級(jí)spray噴霧fuel-richmixture富油混合物dilute稀釋surplus剩余的p.22interceptor截?fù)魴C(jī)space-launcher航天發(fā)射器altitude高度attitud

8、e態(tài)度、姿態(tài)latitude緯度longitude經(jīng)度accelerative加速的duration持續(xù)時(shí)間Part2Para.1workingfluid工作流體conversion轉(zhuǎn)換jetefflux噴射氣流Para.2four-strokepistonengine四沖程活塞發(fā)動(dòng)機(jī)constantpressure等壓constantvolume等容induction進(jìn)氣compression壓縮intermittent間斷的beinvolvedin與有關(guān)charging進(jìn)氣eliminate消除idlestroke空沖程Para.3peak峰,峰值fluctuate,fluctuating

9、波動(dòng),起伏withstand,withstood承受inexcessof超過(guò)employ采用cylinder汽缸highoctanefuel高辛烷值燃料lowoctanefuel低辛烷值燃料fabricated裝配式的Para.4function運(yùn)行,運(yùn)轉(zhuǎn)introduce,introducing輸入remainder剩余部分discharge排出Para.5,6turbineassembly渦輪部件air-cooledblade氣冷葉片consequently隨之而來(lái)的,因此,所以Para.7embody體現(xiàn)beembodiedinM體現(xiàn)在M中bedirectlyproportionalto

10、與成正比beinverselyproportionalto與成反比Para.9trace描繪showup表現(xiàn)Para.10attain達(dá)到,實(shí)現(xiàn)conversely相反地Para.11adiabatic絕熱的friction摩擦conduction傳導(dǎo)turbulence紊流Para.12propellingnozzle推力噴管momentum動(dòng)量deceleration減速Page14Para.13effect實(shí)現(xiàn)conversion轉(zhuǎn)換convert轉(zhuǎn)換sonic音速的subsonic亞音速的supersonic超音速的encounter遇到venturi文氏管Para.14interfe

11、rence干擾componentfailure部件失效eddy渦流turbulence紊流Para.15frontalarea迎面面積straight-throughflowsystem直流式系統(tǒng)reverseflowsystem回流式系統(tǒng)subsequent接下來(lái)的Para.17conventionally常規(guī)地percentage部分，百分比duct管道，用管道輸送remainder剩余物deliver送，流tobeconduciveto有利于specificfuelconsumption燃油消耗率Para.18designfeature設(shè)計(jì)特征by-passengine雙涵道發(fā)動(dòng)機(jī)by-

12、passratio涵道比twin-spoolconfiguration雙轉(zhuǎn)子結(jié)構(gòu)propfan槳扇發(fā)動(dòng)機(jī)turbo-propeller渦輪螺槳發(fā)動(dòng)機(jī)Para.19by-passairstream外涵道氣流overboard向船外，排出ductedfan涵道式風(fēng)扇發(fā)動(dòng)機(jī)aftfan后風(fēng)扇發(fā)動(dòng)機(jī)Part3Para.1centrifugal離心的axial軸流的couple耦合，聯(lián)接coupling聯(lián)軸器coupler聯(lián)軸器shaft軸Para.2centrifugal(flow)compressor離心壓氣機(jī)impeller葉輪diffuser擴(kuò)散器axial(flow)compressor軸流壓

13、氣機(jī)multi-stageunit多級(jí)裝置alternate交替的rotorblade轉(zhuǎn)子葉片statorvane靜子葉片diffuse擴(kuò)散boost增壓booster增壓器Para.3withregardto關(guān)于robust堅(jiān)固，結(jié)實(shí)developandmanufacture設(shè)計(jì)與制造consume消耗，使用attain達(dá)到airflow空氣流量，空氣流adoption采用favour(Am.Efavor)喜愛(ài)，偏愛(ài)ruggedness堅(jiān)固性rugged堅(jiān)固的outweigh勝過(guò)，重于Fig.3-1rotatingguidevane旋轉(zhuǎn)導(dǎo)流葉片intakechute進(jìn)氣斜道swirlvane

14、旋流葉片Para.5diffuservane擴(kuò)散器葉片double-entryimpeller雙面進(jìn)氣葉輪plenumchamber穩(wěn)流室Para.6induce吸入radially徑向地intakeduct進(jìn)氣管initialswirl預(yù)旋Para.7divergentnozzle擴(kuò)散排氣管Para.8tipspeed葉尖速度Para.9maintain保持leakage泄漏clearance間隙Para.10construction結(jié)構(gòu)centeraround(about,at,in,on,round,upon)以為中心ballbearing滾珠軸承rollerbearing滾柱軸承spl

15、it分開detachment拆開，分離Para.11forged鍛造的radiallydisposedvanes徑向排列的葉片inconjunctionwith和共同sweptback后掠Para.12attach聯(lián)接tangential相切的inneredge內(nèi)緣inlinewith與一致buffetingimpulse擾流抖振脈沖Para.13rotorassembly轉(zhuǎn)子部件airfoilsection翼型截面mount安裝bearing軸承incorporate安有，裝有inseries依次地designcondition設(shè)計(jì)狀態(tài)incorporation引入，采用variablest

16、atorvane可調(diào)靜子葉片succeedingstage下一級(jí)Para.14gradualreduction逐漸減小annulus環(huán)型statorcasing靜子機(jī)匣maintain保持density密度convergence收斂taper，tapering帶斜度，帶錐度arrangement結(jié)構(gòu)Para.16multi-spoolcompressor多轉(zhuǎn)子壓氣機(jī)optimum最佳（的），最優(yōu)（的）flexibility適應(yīng)性，靈活性Para.17handle處理duct管道，用管道輸送exhaustsystem排氣系統(tǒng)propellingnozzle推力噴管match使匹配obsolete

17、已不用but除.之外Para.18trend趨勢(shì)stage階段,級(jí)undergo承受split分開core核心gasgenerator燃?xì)獍l(fā)生器optimumarrangement最佳結(jié)構(gòu)Para.19induce吸入，引入，引導(dǎo)sweep,swept掃，猛推adjacent相鄰的translate翻譯，轉(zhuǎn)換decelerate減速serve起作用deflection偏轉(zhuǎn)straightener整流器swirl旋流diagrammatically圖示地accompany伴隨progressive不斷的，逐漸的Para.20breakaway分離stall失速precede在前面Para.21i

18、ncidence攻角tolerate允許interstagebleed級(jí)間放氣intermediatestage中間級(jí)Para.22proportion比例pl.尺寸,大小coaxial同軸的innerradius內(nèi)半徑supercharge增壓akin相似的Para.23tocenteraround(round,on,upon,about,at,in)以為中心alignment對(duì)中,同心cylindrical圓筒形的boltedaxialjoint軸向螺栓聯(lián)接boltedcenterlinejoint中心線螺栓聯(lián)接Para.24secure固定assemble裝配weld焊接peripher

19、y邊緣drum鼓筒Para.25circumferential周向的fixing安裝,固定maintainability維護(hù)性blisk整體葉盤Para.26gradient梯度balanceout抵消twist扭angleofincidence攻角boundarylayer附面層,邊界層stagnant滯止的compensatefor補(bǔ)償camber彎度extremity端部end-bend端彎Para.27retainingring保持環(huán)insegments成組的shroud葉冠Para.28dissimilar不相似的,不同的workable可用的,可運(yùn)轉(zhuǎn)的implement實(shí)現(xiàn),執(zhí)行,

20、完成retain保持Para.29imposeupon強(qiáng)加于之上departfrom偏離intention意圖positiveincidencestall正攻角失速negativeincidencestall負(fù)攻角失速blading葉柵sustain承受得住surge喘振instantaneous即刻的expel排出margin欲度instability不穩(wěn)定性Para.30provision提供margin欲度hydraulic液壓的pneumatic氣動(dòng)的electronic電子的Para.31costeffective成本效益好的prevail流行，勝利Para.32rigid剛性的cl

21、earance間隙alloy合金nickelbasedalloy鎳基合金titanium鈦inpreferenceto優(yōu)先于rigiditytodensityratio剛度密度比Para.33prime主要的fatiguestrength疲勞強(qiáng)度notch切口，開槽ingestion吸氣inferior差的decline下降rub碰磨ignite點(diǎn)燃airworthiness飛行性能hazard危險(xiǎn)Para.34dominate起支配作用Para.35solidforging實(shí)鍛件chord弦mid-span葉片中部snubber減振器clapper拍板fabricate制造skin蒙皮hon

22、eycomb蜂窩Para.36robustsection堅(jiān)固截面ingestioncapability吸氣能力Part4Para.1fuelsupplynozzle燃油噴嘴extensive廣泛的，大量的accomplish完成Para.2range范圍CCentigradeorCelsiusturbinenozzle渦輪導(dǎo)向器Para.3consequent隨之發(fā)生的，結(jié)果的Para.4kerosene,cerosine煤油light,litorlighted點(diǎn)燃blow,blew，blown吹alight燃燒的Para.5flametube火焰筒liner襯筒meter,metering調(diào)

23、節(jié)配量Para.6snout進(jìn)氣錐體downstream下游，順流swirlvane旋流葉片perforatedflare帶孔的喇叭管primarycombustionzone主燃區(qū)upstream上游，逆流promote促進(jìn)，引起recirculation環(huán)流，回流Para.7secondaryairhole二股氣流孔toroidalvortex喇叭口形渦流anchor,anchoring錨，固定hasten促進(jìn)，加速droplet小滴ignitiontemperature燃點(diǎn)Para.8conical錐形的intersect相交turbulence紊流breakup,breakingup分

24、裂，破碎incoming進(jìn)來(lái)的Para.9nozzleguidevane渦輪導(dǎo)向葉片amountto占比例,達(dá)到progressively逐漸地dilutionzone摻混區(qū)remainder剩余物insulateMfromN使M與N隔離Para.10,11electricspark電火花igniterplug點(diǎn)火塞self-sustained自持的Para.12airstream=airflowdistinct=differenttypeinjection噴射，噴入ejection噴射，噴出atomize使霧化spraynozzle噴嘴pre-vaporization預(yù)蒸發(fā)Para.13va

25、por蒸汽vaporize蒸發(fā)vaporizer蒸發(fā)器feedtube供油管vaporizingtube蒸發(fā)管atomizerflametube裝有霧化噴嘴的火焰筒Para.14multiple(combustion)chamber分管燃燒室tubo-annular(combustion)chamber環(huán)管燃燒室cannular(combustion)chamber環(huán)管燃燒室annular(combustion)chamber環(huán)形燃燒室Para.15F.g.4-6Para.16dispose布置delivery排氣Para.17interconnect互相連通propagate傳播Para.1

26、8bridgeagapbetween填補(bǔ)空白，使連接起來(lái)evolutionary發(fā)展，演變arrangement結(jié)構(gòu)overhaul大修compactness緊湊性Para.19contain包含，安裝beopento與相通Para.20elimination消除propagation傳播Para.21virtually實(shí)際上oxidize氧化carbonmonoxide一氧化碳non-toxic無(wú)毒的carbondioxide二氧化碳Para.22aerate,aerating吹氣，供氣over-richpocket過(guò)富區(qū)fuelvapour燃油蒸汽carbonformation積碳形成Pa

27、ra.23incur招致extinction熄滅relight重新點(diǎn)燃perform,performing完成，執(zhí)行spraynozzleatomizer噴嘴霧化器Para.25intensity強(qiáng)度compact緊湊的exceptionally格外地，特別地Para.26calorificvalue熱值Britishthermalunit(BTU)英國(guó)熱量單位=252卡expenditure使用，消耗Para.27altitudecruise高空巡航Para.29weaklimit貧油極限r(nóng)ichlimit富油極限extinguish熄滅extinguisher滅火器dive俯沖idle,i

28、dling空載，慢速mixturestrength混合物濃度Para.30stabilityloop穩(wěn)定區(qū)Para.32emission排放物pollutant污染物create產(chǎn)生，形成legislatively立法地hydrocarbon碳?xì)浠衔飋xidesofnitrogen氧化氮Para.34suppression抑制desirable合乎需要的conflict沖突compromise折中combustor燃燒室substantially實(shí)際上Para.35coating涂層insulation隔熱，隔離Para.36corrosion腐蝕creepfailure蠕變失效fatigu

29、e疲勞Part5Para.1accessory,accessories附件solely=onlyextract,extracting提取toexposeMtoN使M暴露于NMisexposedtoNPara.2torque扭矩Para.3intermediate中間的interpose置于之間tobederivedfrom從獲得,取自free-powerturbine自由動(dòng)力渦輪tobeindependentof不受的限制Para.4mean平均的deflection偏轉(zhuǎn)inproportionto按比例sectionalthickness截面厚度disproportionately不相稱地P

30、ara.5broadly主要地aerofoilshape翼型形狀impulseturbine沖擊式渦輪reactionturbine反作用式渦輪incorporate采用cartridgestarter彈藥筒式起動(dòng)機(jī)airstarter空氣起動(dòng)機(jī)Para.7toforceoneswayinto有力地沖入spin旋轉(zhuǎn)whirl旋轉(zhuǎn)Para.8tobegovernedby取決于,由決定substantially實(shí)際上,大體上excessive過(guò)分的residual剩余的，剩余detrimental=harmfulstrut支柱,支桿Para.9twist,twisted帶扭向的staggerang

31、le斜罩角Para.10meansection中間截面Para.12self-aligningcoupling自動(dòng)調(diào)節(jié)聯(lián)軸器Para.15machinedforging機(jī)加鍛件flange法蘭，安裝邊bolt螺栓，用螺栓聯(lián)結(jié)perimeter周邊，圓周tohaveprovisionfor為作好準(zhǔn)備attachment聯(lián)接,安裝Para.16heatconduction熱傳導(dǎo)Para.17degreeofreaction反力度Para.18fix確定,決定,trailingedge排氣邊soasto(do)為了preventM(from)+ingPara.19attach聯(lián)接,安裝fixing聯(lián)

32、接haveabearingon對(duì)有影響rimspeed輪緣速度deLavalbulbroot圓頭葉根supersede代替,取代fir-treefixing縱樹榫頭聯(lián)接involve需要,要求serration榫齒stiffen加勁,固牢Para.20contraction收縮shroud葉冠fit配備,安裝segment部分,片peripheral外圍的,周邊的abradablelining易磨涂層A.C.C.activeclearancecontrolshroudlessblade無(wú)冠葉片Para.21revolve旋轉(zhuǎn)extract提取conventional常規(guī)的Para.22impr

33、actical不實(shí)際的dualalloydisc雙金屬輪盤blisk整體葉輪cast鑄造bond粘接Para.23match匹配nozzleguidevane渦輪導(dǎo)向葉片backpressure反壓surge喘振choke壅塞，阻塞Para.24obstacle障礙impartto給與tensilestress拉應(yīng)力limitingfactor限制因素Para.25endure承受nickelalloy鎳合金ceramiccoating陶瓷涂層enhance增強(qiáng)Para.26resistance抵抗，耐fatiguecracking疲勞破壞Para.27ferritic鐵素體terrific可

34、怕的，極妙的austenitic奧氏體alloyingelement合金元素extend延長(zhǎng)fatigueresistance抗疲勞性powdermetallurgy粉末冶金Para.28inconnectionwith關(guān)于，與有關(guān)glowingred-hot赤熱發(fā)光ounce盎施=28.35gbendingload彎曲載荷thermalshock熱沖擊corrosion腐蝕oxidization氧化Para.29foregoing前面的,上述的itfollowsthat因此,可見permissible允許的metallurgist冶金學(xué)家Para.30creep蠕變finiteusefullife有限使用壽命failure失效Para.31forge鍛造forging鍛件cast鑄造creepproperty蠕變性能fatigueproperty疲勞性能Para.32reveal揭示,顯示amyriadof無(wú)數(shù)crystal晶體equi-axed等軸的servicelife使用壽命dire