汽車專業(yè)英語

SpecialtyEnglishforAutoSection1AutomobileBasicsChapter4ChargingSystem4.2ChargingSystemPartOne:Warmingup:WhatistheChargingSystemcomprisedof?4.2ChargingSystemPartOne:Warmingup:Whichpartofthevehicledoesthechargingsystemworksfor?PartTwo:WordsStudy4.2ChargingSystemThemainpartsofthechargingsystem.PartTwo:WordsStudy4.2ChargingSystemThemainpartsofthechargingsystem.PartTwo:WordsStudy4.2ChargingSystemThecomponentsofthetypicalalternator.PartThree:Text4.2ChargingSystem

Thechargingindicatordevicemostcommonlyusedisasimpleon/offwarninglamp.譯文：最常用的充電指示器是簡單的開關(guān)警告燈。

Itisnecessarytocontrolthemaximumvoltageandcurrentoutputdevelopedbythealternator.譯文：限制最高電壓和發(fā)電機的最大輸出電流是必需的。PartThree:Text4.2ChargingSystem

Ifyou'rereplacinganalternatoryourself,alwaysdisconnectthebatterybeforeunhookingthewiringonthealternator.譯文：如果你自己動手更換發(fā)電機，記住在解下發(fā)電機電纜之前要先和蓄電池斷開。

Toomuchtensioncanoverloadthealternator'sbearingsandshortentheunit'slife,whiletoolittletensionmayallowthebelttoslip.譯文：發(fā)電機皮帶太緊會使得發(fā)電機軸承過載并縮短它的壽命，而太松又會導(dǎo)致打滑。PartFour:Practice4.2ChargingSystem

I.Translate

thefollowingexpressionsintoChinese.1.chargingsystem2.chemicalenergy3.alternatingcurrent4.voltagegauge5.over-charging6.alternatordrivebelt7.startingafire8.warninglamp9.directcurrent10.chargingindicator充電系統(tǒng)化學(xué)能交流電電壓表過充電發(fā)電機皮帶著火警告燈直流充電指示器PartFour:Practice4.2ChargingSystemII.Readthefollowingpassagecarefullyandfillintheblankswiththeproperformofthegivenwords.idlebatterydimcurrentalternatorheadlightsnormalintensityAquickwaytocheckthechargingsystemistostartthecarandturnontheheadlights.Iftheheadlightsaredim,itindicatesthelightsarerunningoffthebatteryandthatlittleornojuiceisbeingproducedbythealternator.Ifthelightsgetbrighterasyourevtheengine,itmeansthealternatorisproducingsomecurrentbutmaynotbeproducingenoughatidletokeepthebatteryproperlycharged.Ifthelightshavenormalbrightnessanddon'tchangeintensityastheengineisrevved,yourchargingsystemisfunctioningnormally.

PartFour:Practice4.2ChargingSystemIII.TranslatethefollowingsentencesintoChinese.1．Sometimesalternatorscanpartiallyfail.Inthebackofeveryalternatorisa“diodetrio”thatconvertsthealternatorsAC(alternatingcurrent)outputtoDC(directcurrent).有時候發(fā)電機會部分衰減。在每個發(fā)電機的后部都有一個三極管，可以將交流電轉(zhuǎn)化為直流電。2．Itisnecessarytocontrolthemaximumvoltageandcurrentoutputdevelopedbythealternator.必須控制發(fā)電機輸出的最大電壓和電流。3．Mostservicefacilitiesdonotrepairorrebuildalternatorsbecauseit'stootimeconsumingandrequiresspecialparts.

大部分服務(wù)部門不修復(fù)發(fā)電時，因為耗時太多，并且還需要專用設(shè)備。PartFour:Practice4.2ChargingSystem

V.TranslatethefollowingsentencesintoEnglish.1．最常用的充電指示器是簡單的開關(guān)警告燈。充電系統(tǒng)包括蓄電池、發(fā)電機、電壓調(diào)節(jié)器和充電報警或指示燈等。Themostcommonlyusedchargingindicatorisasimpleswitchwarninglamp.Thechargingsystemincludesabattery,agenerator,avoltageregulator,achargingalarm,oranindicatorlightandsoon.2．蓄電池的功能是為汽車中的許多系統(tǒng)和部件提供電能。T