汽车专业英语习题集分析解析Word文档格式.docx

汽车专业英语习题集分析解析Word文档格式.docx

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6、Crankshaft

7、Antifreeze

8、Carburetor

9、Mechanics

10、Air–fuelmixture

B汉译英共10题每题一分

1、连杆n.

2、点燃n.

3、简洁地adv.

4、（使）旋转v.

5、发动机n.

6、要求v.

7、输送v.

8、活塞n.

9、系统n.

10、气缸n.

二、词汇和语法（每小题1分，共20分）

1、The______ofpistonmovementiscalledTDC（topdeadcenter）.

A、upperlimitB、lowerlimitC、limit

2、The______ofpistonmovementiscalledBDC（bottomdeadcenter）.

A、lowerlimitB、upperlimitC、limit

3、A_____ispistonmovementfromTDCtoBDCorfromBDCtoTDC.

1

state

C、stage、A、strokeB4、The_____isrotatedasthepistonispusheddownbythepressureaboveit.

A、crankshaftB、crankpinC、break

5、Theactions______canbedividedintofourstages,orstrokes.

A、takenplaceintheenginecylinder

B、takingplaceintheenginecylinder

C、takeplaceintheenginecylinder

6、Inotherwords,thepistoncompletesastroke_____itchargesitsdirectionofmotion.

A、everytimeB、eachtimeC、eachtimes

7、”Stroke”______pistonmovement.

A、refertoB、referstoC、preferto

8、Astrokeoccurs_______thepistonmovesfromonelimitingpositiontotheother.

A、whileB、whenC、which

9、BythetimethepistonreachesTDC,themixture________toaslittleasone-tenthofitsoriginal

volume,oroverless.

A、hadbeencompressedB、hasbeencompressedC、compressed

10、Whentheair-fuelmixtureiscompressed,________doesthepressureinthecylindergoup,______

thetemperatureofthemixture_______increases.

A、notonly…butalsoB、notonly…butandC、not…but

11、Thecylinderpressure________asmuchas3-5Mpaorevenmore.

A、goupB、increasesC、add

12.Butasthehigherpressuresiscalledupontowithstandverymuchgreaterstresses

higherpressuresincylinders.

A.becauseB.becauseofC.dueto

13.Thedieselengineismoreefficient,becauseithighercompressionratio.

A.haveB.hasC.had

14.Thisadvantagepreventsthedieselenginereplacingthegasolineengineinsomeautomobiles

andairplanes.

A.toB.forC.from

15.Inanyinternalcombustionengineburningfuelheatsairconsequently.

A.whichB.thatC.when

16.Weallknowthatdieselengines（）workinthesamewayasgasolineenginedo.

2

C.inturnA.inprincipleB.inotherwords

17.Upto40percentofthechemicalenergyoftheburningfuelchangedintomechanicalenergy.

C.maybeB.wouldbeA.willbe

waitingchargeattherequiredinstant.

18.Asitwere,into

C.the

A.aB.an

moresubstantialconstructionandisthusheavier.

19.Ithas

C.tobethat

B.tobeA.tobeof

20.Thesameseriesofeventstakeplaceagainandcontinuetheengineruns.

A.whenB.asC.aslongas

三、阅读与理解（20题，每题2分，共40分）

Part1

Theactionstakingplaceintheenginecylindercanbedividedintofourstages,orstroke.“Stroke”

referstopistonmovement;

astrokeoccurswhenthepistonmovesfromonelimitingpositiontotheother.

TheupperlimitofpistonmovementiscalledTDC（topdeadcenter）.Thelowerlimitofpistonmovement

iscalledBDC（bottomdeadcenter）.AstrokeispistonmovementfromTDCtoBDCorfromBDCto

TDC.Inotherwords,thepistoncompletesastrokeeachtimeitchangesitsdirectionofmotion.

Wheretheentirecycleofeventsinthecylinderrequiresfourstrokes（ortwocrankshaftrevolutions）,

theenginesiscalledafour-stroke-cycleengine,orafour-cycleengine.Thefourpistonstrokesareintake,

compression,power,andexhaust.

1.Whatdoweseefromtheparagraphs?

（）

A.Whatisstroke?

B.Whatisengine?

C.Whatiscylinder?

2.WhichoneStatementistrueaccordingtheabovefirstparagraph?

A.Afour-stroke-cycleenginemeansthatfourstrokesisrequiredwhenitfinishthewholecycle.

B.AstrokeisnotpistonmovementfromTDCtoBDC,butfromBDCtoTDC.

C.ThelowerlimitofpistonmovementiscalledTDC（topdeadcenter）.

3.WhatisBDCinthetermofautomobileindustry?

）（

A.Bottomdeadcenter.

B.Topdeadcenter.

C.NeitherofAandB.

4.WhichoneStatementisTRUEaccordingthelastparagraph?

3

A.Thefourstrokesoccurintwocrankshaftrevolutions.

B.Thefourstrokesoccurinfourcrankshaftrevolutions.

C.Thefourstrokesoccurinonecrankshaftrevolutions.

5.WhichoneStatementisTUREaccordingthearticle?

）（

A.Thefourpistonstrokesareintake,compression,power,andexhaust.

B.Thefourpistonstrokesareintake,compression,power,andinhauls.

C.Thefourpistonstrokesareintake,combining,power,andexhaust.

Part2

Powerstroke:

AsthepistonreachesTDConthecompressions