机械制造类专业英语（第2版） 模拟考试卷1.docx

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一、选择题（在每题四个备选答案中选出一个正确答案，本大题共15小题，每小题1分，总计15分）

1.Ifallpointsinalinkagemoveinparallelplanesthesystemundergoesplanarmotionandthelinkagemaybedescribedasa.

A.planarmotionB.planarlinkageC.jointsD.slide

2.Thoughframematerialanddesignshouldhandledamping,aresometimesbuiltintoframesectionstohandlespecificproblems.

A.beamsB.holesC.dampersD.screw

3.Themaximumallowabledeflectionofashaft______determinedbycriticalspeed,gear,orbearingrequirements.

A.oftenB.mustC.wasD.isusually

4.Wewillhaveto_____tobetterandbettersolutionsaswegeneratemoreinformation.

A.repeatmanytimesB.iteratingC.iterateD.tryways

5.Ifaproductconfigurationis_______specifiedandthenexaminedtodeterminewhethertheperformancerequirementsaremet.

A.finallyB.tentativelyC.temporaryD.havebeen

6.Manufacturingcanbedefinedasthe_____ofrawmaterialsintousefulproductsthroughtheuseoftheeasiestandlest-expensivemethods.

A.transformationB.processingC.processD.transforming

7.Theplanerandkneetypesofmillingmachineis_____becauseofitsflexibility.

A.usedmostcommonlyB.mostpopular

C.themostcommonlyusedD.mostpowerful

8.Asaresult,thesystemwillvibrateatthefrequencyofthe_____forceregardlessoftheinitialconditionsornaturalfrequencyofthesystem.

A.actionB.excitationC.outD.act

9.Beforetwocomponentsareassembledtogether,therelationshipbetweenthedimensionsofthematingsurfaces_______.

A.mustbegivingoutB.shouldprintedclearly

C.mustbespecifiedD.shouldbeclearlynoted

10.Themainpracticaladvantageoflowerpairsistheirbetterabilitytotraplubricantbetweentheir______surfaces.

A.envelopingB.matingC.outerD.outside

11.Theword______itselfusuallyrefer