大工春《船舶与海洋工程概论》在线测试二

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1、大工13春《船舶与海洋工程概论》在线测试二Greatworks13spring.IntroductiontoshipandoceanengineeringonlinetesttwoMultiple-choicequestions,multiple-choicequestions,judgmentquestionsFirst,radioquestions(10questions,30points)(1.)referstothefirstfloorandthebridgeisconnected,thelengthismorethan0.25timest

2、hecaptain.A.threeislandtypeB.long,firstfloortypeC.longtailstyleD.continuousuploadarchitectureDevelopingoptions:B2.,theratedfrequencyofACpowerstationsinourcountryis().A.20HzB.50HzC.100HzD.200HzDevelopingoptions:B3.()isbetweenthemainengineandthepropeller,inadditiontothetransmiss

3、ionshaft,thereisnoothertransmissionequipment.A.electricdriveB.indirectdriveC.directdriveD.adjustablepitchpropellerDevelopingoptions:C4.theboilercompartmentis().A.crewcabinB.workingcabinC.professionalcabinD.readinesscabinDevelopingoptions:B5.thereservebuoyancyofashipisusuallyex

4、pressedin().A.freeboardB.draftC.deepD.typewidthDevelopingoptions:A6.theresistanceoftheshiptothewateronthesurfaceofthesubmergedhullisasfollows.A.viscousresistanceB.waveresistanceC.roughwaterresistanceD.dirtresistanceDevelopingoptions:D7.()referstotheabilityofashiptoobtainhigher

5、speedwithlesspowerconsumptionofthemainengine.A.FLOATABILITYB.stabilityC.rapidityD.maneuverabilityDevelopingoptions:C8.()ahorizontalsurfacedividedintotwoparts:waterandunderwater.A.medianplaneB.designedwaterlinesurfaceC.crosssectionD.stationDevelopingoptions:B9.ofthedeckmachiner

6、ybelongingtotheship'spowerunitis().A.hostB.compressedairstationC.bilgewatersystemD.davitDevelopingoptions:D10.thedistributionofthebuoyancyofashipdependson().A.theshapeoftheunderwaterpartoftheshipB.theshapeofthehulloftheupperpartofthewaterC.layoutofshipsD.hullcomponentsDevelopi

7、ngoptions:AGreatworks13spring.IntroductiontoshipandoceanengineeringonlinetesttwoMultiple-choicequestions,multiple-choicequestions,judgmentquestionsTwo,(atotalof10multiple-choicequestions,atotalof40points.)1.thefollowingstatementsaretrue.TheA.stabilityisabovethecenterofgravitya

8、ndtherestoringtorqueispositiveB.thecenterofgravityisabovethec