轮机英语天津八套与海事局八套题库.docx

1、轮机英语天津八套与海事局八套题库天津八套与海事局八套题库（一）1.Theofficerinchargeoftheengineeringwatchshallensurethatatalltimesbridgeordersrelatingtochangesin_ ofoperationareimmediatelyimplemented.A.foreandaftB.aheadorasternC.speedordirectionD.upordown2.Smalloilspillsondeckcanbepreventedfromcontaminatinganywatersby_ .A. plugging

2、allscuppersanddrainsB.thoroughlydrainingallbunkeringhosesC.regularlyemptyingalldrippansD.placingfloatingboomsaroundtheship3.Themainpurposeofwarmingupthemainengineis_ .A.toreduceheatstressB.toreducelowtemperaturecorrosionC.toimprovefiringandstartingperformanceD.forfuelsaving4.Inordertoreducethechance

3、ofdetentionsshipsshouldroutinelyverifythefollowingexceptfor_ .A.fandamperoperationissmoothandoperatesthroughthefullrangeofopentoclose.B.fandamperlockingpinsarefreetoberemovedwithoutsignificanteffort.C.fandamperoperatinghandlesarefreetomovewithoutsignificanteffort.D.fandamperareproperlycoatedwithwhit

4、epaint.5.Thepurposeofthe_ inavapourcompressioncycleistoacceptthehot,high-pressuregasfromthecompressorandcoolittoremovefirstthesuperheatandthenthelatentheat.A.expansionvalveB.condenserC.compressorD.evaporator6.TheenergyconsumedbyanACmotor,asstrictlyreactivepower,is_ .A.usedtodomechanicalworkB.lostind

5、oingworktoturnthemotoritselfC.usedtoestablishthemagneticfieldofthemotorD.lostasheatgeneratedbythewindings.7.Adieselenginewilllosepoweriffuelinjectionoccurstooearlybecausethe_ .A.fuelwillnotbeproperlyatomizedinthecylinderB.maximumfuelexpansionwilloccuronthecompressionstrokeC.ignitionwillbedelayedduet

6、olowignitiontemperatureD.fuelwillignitebeforetopdeadcenter8.Thedesigned_ is20tonsperday,butthefreshwatergeneratorcanonlydistill15tonsatpresent.A.powerB.capacityC.displacementD.weight9.Thedepthoftheshipbelowthewaterlinemeasuredverticallytothelowestpartofthehulliscalled_ .A.tonnageB.trimC.draftD.lean1

7、0.Thehydraulicsystemofadeckwinchhasbeendrained,flushed,andrefilledwithhydraulicfluid.Anerraticknockingnoisefromthehydraulicmotorwhenthewinchisstartedwouldindicate_ .A.cloggedsuctionlinefluidfiltersB.airtrappedinthesystemC.thefluidlevelinthereservoiristoohighD.abrasivemattercirculatingintheoil11.Asad

8、utyengineer,assoonasyouhearthefireemergencysignal,youshouldensurethatthe_ .A.ringbuoysarethrownoverboardB.firepumpsarestartedC.enginesarestoppedD.lifepreservershavebeenissuedtoeveryone12.Whichofthefollowingproblemscoulddevelopduetotheaccumulationofoilvaporsinthecrankcaseofadieselengine?A.Reducedlubr

9、icationB.PoorfueleconomyC.CombustionknockD.Crankcaseexplosion13.Alldetailsoffuelbunkering,ballasthandling,tankcleaningorslopdisposalmustbeenteredinthe_ .A.ballastlogB.musterlogC.engineroomlogD.oilrecordbook14.Thecetaneratingofdieselfuelisanindicationofthe_ .A.rateoffuelconsumptionB.ignitionqualityof

10、thefuelC.calorificvalueofthefuelD.lashpointofthefuel15.Inthevoyage,whencarryingoutabandonshipdrill,_ shouldbetestedeverytime.A.M.E.emergencyoperationB.main/auxiliarysteeringgearchangingC.air/oilemergencyshut-downD.theemergencylightingsystemformusterandabandonship16.TheMastershouldcall_ forpermission

11、tousechemicalagentsinresponsetooilpollutionintothesea.A.theportstateB.thecoastalstate沿岸国C.theflagstateD.theshippingcompany17._ assiststoemulsifyoilandwaterintoanevenemulsionmixtureforafineatomizingofanincineratorA.AnintermittentvibrationB.AnintermittentagitationC.Acontinuousagitation连续的搅拌D.Acontinuo

12、usvibration18.Combustionknockwillmostlikelyoccurasaresultofusingafuelwith_ .A.ahighcetanenumberB.lowignitionqualityC.lowignitiondelayD.ahighvolatility19.Whichofthefollowingisoperatedfromthemainengineroomconsoleonanautomatedvessel?A.ShaftalleydoorandfixedCO2releaseB.LubeoilpumpanddistillingplantC.Dis

13、tillingplantandshaftalleydoorD.Firepumpandlubeoilpump20._ meansthelevelforwhichminimumappropriateprotectivesecuritymeasuresshallbemaintainedatalltimes,threatsandexchangingsuchinformationwithappropriateContractingGovernments.A.Securitylevel4B.Securitylevel3C.Securitylevel2D.Securitylevel121.Eachcylin

14、derhasonestartingvalvewhichisusuallyopenedbyairpressureandclosedby_ .A.springforceB.newjointsC.nutsandboltsD.sealingrings22._ isprovidedtoalternators,intheeventofprimemoverfailuretoensurethatthealternatordoesnotactasamotor.A.FrequencymeterB.ReversecurrentprotectionC.ReversepowerprotectionD.Synchroni

15、zingdevice23.Toavoidwatercarry-overinaboiler,youshould_ .A.increasethefeedwateralkalinityB.raisetheboilerwaterlevelC.increasethesteamoutputD.removethescum24.Thesuccessfuloperationofanyengineormachineanditstroublefreelifedependson_ whichinvolvestheformationandmaintenanceofalubricatingoilfilmbetweenth

16、emovingparts.A.effectivecoolingB.effectivelubricationC.maintenanceD.thesupport25.Fusesplacedinserieswithathermaltrip-typecircuitbreakerareusedfor_ .A.shortdurationsurgeprotectionB.short-circuitprotectionC.sustainedoverloadprotectionD.time-delayprotection26.Themastermaysuspendthescheduleofhoursofrest

17、inthefollowingcircumstancesEXCEPT_ .A.CargoonboardisindangerB.Theseafarerwantstohaveextrapay额外的报酬byworkingovertimeC.Helpanothershipindistress.危难D.Thesafetyoftheshipisthreatened.威胁27.Inaradialpistonpump,reversalandcontroloffluidflowareaccomplishedbymovingthe_ .A.radialplungerB.cylinderbodyC.centralva

18、lveD.floatingring28.Themaingeneratorsareconnectedto_ .A.mainswitchboardsB.distributionboardsC.emergencyswitchboardsD.sectionboards29.AclassBfirewouldmostlikelyoccurinthe_ .A.electricfreshwatertransferpumpB.engineroombilgeC.breathingcompartmentD.mainswitchboard30.Themostcommondieselenginefuelsystempr

19、oblemsarecausedby_ .A.excessivevibrationB.brokenfuellinesC.incorrectadjustmentsD.dirtyfuel31._ ofthecontrollablepitchpropellerenablesthebladestobemovedtochangethepitchangle.A.AhuntinggearsystemB.AninternalmechanismC.AninterlockdeviceD.Anexternalmechanism32.Inarefrigerationsystem,foamingofthecrankcas

20、eoilmaycausethe_ .A.expansionvalvetooverfeed.B.crankcasedrainstoplugC.waterregulatingvalvetofailD.compressortoknock33.Enhancedproceduresconcerningtheexerciseof_ havebeendevelopedtoallowinterventioninthecaseofdeficienciesdeemedtoposeadangertopersons,propertyortheenvironment.A.flagstatecontrolB.safety

21、inspectionC.fireandboatdrillD.portstatecontrol34.Whichofthefollowingproblemswilloccurifadisk-typecentrifugallubeoilpurifierisnotproperlyprimedpriortoadmittingoilflowtothebowl?A.Contaminationofthelubeoilbyemulsificationwillresult.B.Oilwilldischargefromtheheavyphasedischargeportandbewasted.C.Thelubeoi

22、lwillnotbesubjectedtothepropercentrifugalforce.D.Thelubeoilwilloverheatandflash.35.AccordingtoSTCWCODE,anengineerofficermustpossesswhichofthefollowingfunctions?A.RadiocommunicationsB.CargohandlingandstowageC.NavigationD.Controllingtheoperationoftheshipandcareforpersonsonboard.36.Inaordinarycargocran

23、e,_ isfittedtorotatethecrane.A.thehoistingmotorB.thefanmotorC.theluffingmotorD.theslewingmotor37.Whichofthefollowingcomponentsareusedtoconvertalternatingcurrentproducedinthegeneratorwindingstodirectcurrent?A.CommutatorandcrushesB.ArmatureandequalizerC.FieldandexciterD.Rotorandinterpoles38.Oilmistdet

24、ectorsareusuallyusedonboardtodetectoilmistdensitywithin_ .A.theenginecrankcaseB.fueltanksC.draintanksD.theenginescavengeboxes.39.Adieselenginecouldfailtostartbecauseof_ .A.excessivecrankingspeedB.lowexhaustbackpressureC.floatingexhaustvalvesD.incorrectinjectiontiming40.Topreventexcessive_ inthetrans

25、versegirders,thetieboltsarepositionedasclosetothecenterofthecrankshaftaspossible.A.bendingmomentsB.surfacetensionsC.thermalloadsD.thermalstresses41.Beforereassemblinganymachinery,youshould_ .A.applyaheavycoatofoiltoallmatingsurfaces.B.replaceallbearingsregardlessoflengthofserviceC.coatallpartswithal

26、emitegreaseD.cleananycorrodedsurfacesandfileallburrssmooth42.Thedieselengineissimilartothegasolineengineinthat_ A.bothofthemareignitedbycompressedairB.bothofthemaretheformsofexternalcombustionenginesC.thepowerisdevelopedbythepistoninthecylinderD.bothofthemhavesparkplugs43.Whichofthefollowingstatementsrepresentsthemaindifferencebetweenanrelayandacontactor?A.Arelayisseriesconnectedandacontactorisparallelconnected.B.Contactorsaremadefromsilverandrelaysaremadefromcopper.C.C