輪機(jī)英語(yǔ) 天津八套與海事局八套題庫(kù).doc

天津八套與海事局八套題庫(kù)（一）1.Theofficerinchargeoftheengineeringwatchshallensurethatatalltimesbridgeordersrelatingtochangesin_ ofoperationareimmediatelyimplemented.A.foreandaftB.aheadorasternC.speedordirectionD.upordown2.Smalloilspillsondeckcanbepreventedfromcontaminatinganywatersby_ .A. pluggingallscuppersanddrainsB.thoroughlydrainingallbunkeringhosesC.regularlyemptyingalldrippansD.placingfloatingboomsaroundtheship3.Themainpurposeofwarmingupthemainengineis_ .A.toreduceheatstressB.toreducelowtemperaturecorrosionC.toimprovefiringandstartingperformanceD.forfuelsaving4.Inordertoreducethechanceofdetentionsshipsshouldroutinelyverifythefollowingexceptfor_ .A.fandamperoperationissmoothandoperatesthroughthefullrangeofopentoclose.B.fandamperlockingpinsarefreetoberemovedwithoutsignificanteffort.C.fandamperoperatinghandlesarefreetomovewithoutsignificanteffort.D.fandamperareproperlycoatedwithwhitepaint.5.Thepurposeofthe_ inavapourcompressioncycleistoacceptthehot,high-pressuregasfromthecompressorandcoolittoremovefirstthesuperheatandthenthelatentheat.A.expansionvalveB.condenserC.compressorD.evaporator6.TheenergyconsumedbyanACmotor,asstrictlyreactivepower,is_ .A.usedtodomechanicalworkB.lostindoingworktoturnthemotoritselfC.usedtoestablishthemagneticfieldofthemotorD.lostasheatgeneratedbythewindings.7.Adieselenginewilllosepoweriffuelinjectionoccurstooearlybecausethe_ .A.fuelwillnotbeproperlyatomizedinthecylinderB.maximumfuelexpansionwilloccuronthecompressionstrokeC.ignitionwillbedelayedduetolowignitiontemperatureD.fuelwillignitebeforetopdeadcenter8.Thedesigned_ is20tonsperday,butthefreshwatergeneratorcanonlydistill15tonsatpresent.A.powerB.capacityC.displacementD.weight9.Thedepthoftheshipbelowthewaterlinemeasuredverticallytothelowestpartofthehulliscalled_ .A.tonnageB.trimC.draftD.lean10.Thehydraulicsystemofadeckwinchhasbeendrained,flushed,andrefilledwithhydraulicfluid.Anerraticknockingnoisefromthehydraulicmotorwhenthewinchisstartedwouldindicate_ .A.cloggedsuctionlinefluidfiltersB.airtrappedinthesystemC.thefluidlevelinthereservoiristoohighD.abrasivemattercirculatingintheoil11.Asadutyengineer,assoonasyouhearthefireemergencysignal,youshouldensurethatthe_ .A.ringbuoysarethrownoverboardB.firepumpsarestartedC.enginesarestoppedD.lifepreservershavebeenissuedtoeveryone12.Whichofthefollowingproblemscoulddevelopduetotheaccumulationofoilvaporsinthecrankcaseofadieselengine?A.ReducedlubricationB.PoorfueleconomyC.CombustionknockD.Crankcaseexplosion13.Alldetailsoffuelbunkering,ballasthandling,tankcleaningorslopdisposalmustbeenteredinthe_ .A.ballastlogB.musterlogC.engineroomlogD.oilrecordbook14.Thecetaneratingofdieselfuelisanindicationofthe_ .A.rateoffuelconsumptionB.ignitionqualityofthefuelC.calorificvalueofthefuelD.lashpointofthefuel15.Inthevoyage,whencarryingoutabandonshipdrill,_ shouldbetestedeverytime.A.M.E.emergencyoperationB.main/auxiliarysteeringgearchangingC.air/oilemergencyshut-downD.theemergencylightingsystemformusterandabandonship16.TheMastershouldcall_ forpermissiontousechemicalagentsinresponsetooilpollutionintothesea.A.theportstateB.thecoastalstate沿岸國(guó)C.theflagstateD.theshippingcompany17._ assiststoemulsifyoilandwaterintoanevenemulsionmixtureforafineatomizingofanincineratorA.AnintermittentvibrationB.AnintermittentagitationC.Acontinuousagitation連續(xù)的攪拌D.Acontinuousvibration18.Combustionknockwillmostlikelyoccurasaresultofusingafuelwith_ .A.ahighcetanenumberB.lowignitionqualityC.lowignitiondelayD.ahighvolatility19.Whichofthefollowingisoperatedfromthemainengineroomconsoleonanautomatedvessel?A.ShaftalleydoorandfixedCO2releaseB.LubeoilpumpanddistillingplantC.DistillingplantandshaftalleydoorD.Firepumpandlubeoilpump20._ meansthelevelforwhichminimumappropriateprotectivesecuritymeasuresshallbemaintainedatalltimes,threatsandexchangingsuchinformationwithappropriateContractingGovernments.A.Securitylevel4B.Securitylevel3C.Securitylevel2D.Securitylevel121.Eachcylinderhasonestartingvalvewhichisusuallyopenedbyairpressureandclosedby_ .A.springforceB.newjointsC.nutsandboltsD.sealingrings22._ isprovidedtoalternators,intheeventofprimemoverfailuretoensurethatthealternatordoesnotactasamotor.A.FrequencymeterB.ReversecurrentprotectionC.ReversepowerprotectionD.Synchronizingdevice23.Toavoidwatercarry-overinaboiler,youshould_ .A.increasethefeedwateralkalinityB.raisetheboilerwaterlevelC.increasethesteamoutputD.removethescum24.Thesuccessfuloperationofanyengineormachineanditstroublefreelifedependson_ whichinvolvestheformationandmaintenanceofalubricatingoilfilmbetweenthemovingparts.A.effectivecoolingB.effectivelubricationC.maintenanceD.thesupport25.Fusesplacedinserieswithathermaltrip-typecircuitbreakerareusedfor_ .A.shortdurationsurgeprotectionB.short-circuitprotectionC.sustainedoverloadprotectionD.time-delayprotection26.ThemastermaysuspendthescheduleofhoursofrestinthefollowingcircumstancesEXCEPT_ .A.CargoonboardisindangerB.Theseafarerwantstohaveextrapay額外的報(bào)酬byworkingovertimeC.Helpanothershipindistress.危難D.Thesafetyoftheshipisthreatened.威脅27.Inaradialpistonpump,reversalandcontroloffluidflowareaccomplishedbymovingthe_ .A.radialplungerB.cylinderbodyC.centralvalveD.floatingring28.Themaingeneratorsareconnectedto_ .A.mainswitchboardsB.distributionboardsC.emergencyswitchboardsD.sectionboards29.AclassBfirewouldmostlikelyoccurinthe_ .A.electricfreshwatertransferpumpB.engineroombilgeC.breathingcompartmentD.mainswitchboard30.Themostcommondieselenginefuelsystemproblemsarecausedby_ .A.excessivevibrationB.brokenfuellinesC.incorrectadjustmentsD.dirtyfuel31._ ofthecontrollablepitchpropellerenablesthebladestobemovedtochangethepitchangle.A.AhuntinggearsystemB.AninternalmechanismC.AninterlockdeviceD.Anexternalmechanism32.Inarefrigerationsystem,foamingofthecrankcaseoilmaycausethe_ .A.expansionvalvetooverfeed.B.crankcasedrainstoplugC.waterregulatingvalvetofailD.compressortoknock33.Enhancedproceduresconcerningtheexerciseof_ havebeendevelopedtoallowinterventioninthecaseofdeficienciesdeemedtoposeadangertopersons,propertyortheenvironment.A.flagstatecontrolB.safetyinspectionC.fireandboatdrillD.portstatecontrol34.Whichofthefollowingproblemswilloccurifadisk-typecentrifugallubeoilpurifierisnotproperlyprimedpriortoadmittingoilflowtothebowl?A.Contaminationofthelubeoilbyemulsificationwillresult.B.Oilwilldischargefromtheheavyphasedischargeportandbewasted.C.Thelubeoilwillnotbesubjectedtothepropercentrifugalforce.D.Thelubeoilwilloverheatandflash.35.AccordingtoSTCWCODE,anengineerofficermustpossesswhichofthefollowingfunctions?A.RadiocommunicationsB.CargohandlingandstowageC.NavigationD.Controllingtheoperationoftheshipandcareforpersonsonboard.36.Inaordinarycargocrane,_ isfittedtorotatethecrane.A.thehoistingmotorB.thefanmotorC.theluffingmotorD.theslewingmotor37.Whichofthefollowingcomponentsareusedtoconvertalternatingcurrentproducedinthegeneratorwindingstodirectcurrent?A.CommutatorandcrushesB.ArmatureandequalizerC.FieldandexciterD.Rotorandinterpoles38.Oilmistdetectorsareusuallyusedonboardtodetectoilmistdensitywithin_ .A.theenginecrankcaseB.fueltanksC.draintanksD.theenginescavengeboxes.39.Adieselenginecouldfailtostartbecauseof_ .A.excessivecrankingspeedB.lowexhaustbackpressureC.floatingexhaustvalvesD.incorrectinjectiontiming40.Topreventexcessive_ inthetransversegirders,thetieboltsarepositionedasclosetothecenterofthecrankshaftaspossible.A.bendingmomentsB.surfacetensionsC.thermalloadsD.thermalstresses41.Beforereassemblinganymachinery,youshould_ .A.applyaheavycoatofoiltoallmatingsurfaces.B.replaceallbearingsregardlessoflengthofserviceC.coatallpartswithalemitegreaseD.cleananycorrodedsurfacesandfileallburrssmooth42.Thedieselengineissimilartothegasolineengineinthat_ A.bothofthemareignitedbycompressedairB.bothofthemaretheformsofexternalcombustionenginesC.thepowerisdevelopedbythepistoninthecylinderD.bothofthemhavesparkplugs43.Whichofthefollowingstatementsrepresentsthemaindifferencebetweenanrelayandacontactor?A.Arelayisseriesconnectedandacontactorisparallelconnected.B.Contactorsaremadefromsilverandrelaysaremadefromcopper.C.Contactorscontrolcurrentandrelayscontrolvoltage.D.Contactorscanhandleheavierloadsthanrelays.44.Whenfightingaspreadingfireresultingfromabrokenfuelline,youshouldFIRST_ .A.useasodaacidextinguisherB.lookforaCO2extinguisherC.shutoffthefuelsupplyD.smotherthefirewithrags45.Ifthebowlspeedoftheoilpurifierisalwayslowerthantheratedspeed,whichcauseisincorrect?A.Thefrictionpadsareslippery.B.Thebrakeisntreleased.C.Themotorisoutoforder.D.Thethroughputishigh.46.Thetermdieselenginescavengingmeans_ .A.forcingtheproductsofcombustionoutofthecylinderwiththefreshairchargeB.collectingtheairchargeattheaircleanerC.combustionandexpansionofhotgasD.deliveringmoreairintothecylinderthanitwouldnormallyreceiveduringanordinarychargingprocess47.Movementofenginenolongerrequiredmeans_ .A.NoEngineRevolutionsB.FinishedWithEngineC.Stand-byEngineD.StopEngine48.Theengineerofficerinchargeofthewatchshallensurethat_ arekeptunderconstantsurveillance.監(jiān)控A.thesteeringgearB.themainpropulsionplantandauxiliarysystemsC.thedevicesandsystemsinchargeD.thecommunicationdevices49.Whatmustoceangoingvesselsof100GTto400GTbefittedwithforoilymixtures?A.AportablesystemtodischargeoilymixturestoareceptionfacilityB.AportablesystemtodischargetheslopsoverboardC.AfixedsystemtodischargetheslopsoverboardD.Afixedsystemtodischargeoilymixturestoareceptionfacility！50.Iftheseawatersupplypressureforadieselenginecoolingsystemisbelownormal,youshouldcheckfora_ A.cloggedseawaterstrainerB.blownheadgasketC.brokenthermostatD.crackedhead51.Therulesandregulationformaritimesafetyaregovernedby_ A.TheMARPOLCodeB.TheSTCWCodeC.The2006LaborCodeD.theinternationalconventionforthesafetyoflifeatsea,betterknowasSOLAS52.Whencuttingsheetmetaltoothintobeheldinyourhandwhileusingahandheldhacksaw鋼鋸,thesheetmetalshouldbeplacedbetweentwo_ .A.blocksofwoodB.blocksofsteelC.piecesofsandpaperD.piecesofcloth53.Whatfunctionisprovidedbythecrankcaseventilationsystemonsomedieselengines?A.Increasesthesludgeformingtendencyoflubeoil.B.Preventstheaccumulationofcombustiblegases.C.ImprovescoldweatherstartingD.Improveslubeoilcooling54.Toequalizethepowerfactoroftwoalternatorsoperatinginparallel,the_ .A.kilowattloadisevenlydividedB.phasesequenceisalteredC.fieldexcitationofbothunitsisadjusted！D.governorsofbothunitsareadjusted55._ aretobecarriedoutatleasttwicewithinafive-yearperiod.A.DockingsurveysB.AnnualsurveysC.Intermediatesurveys！D.Specialsurveys56.Incommonrailengines,thefuelis_ beforeisinjectedintothecylinders.A.alreadyatomizedB.pumpedbytheinjectionpumpC.storedinacommonfuellineD.atlowpressure57.ThevalidperiodoftheInternationalOilPollutionPreventionCertificateonboardisntmorethan_ A.fiveyearsB.twoyearsC.oneyearD.fouryears58.Iffoundoilwhenweopenlowoillevelplugofseparator,itindicates_ .A.thetemperatureofoilwaterislowB.theseparatorisoverloadedC.themonitorequipmentofseparatorfailsD.thedischargepumpofseparatorcannotwork59.Theconstructionofthemainpropulsionenginelubeoilsumpshould_ .A.havenoplatingjointsof90B.providedrain/returnlinesthatarenogreaterthan24inchesfromthepumpsuctionC.beprovidedwithonlyaperfectlyhorizontalbottomD.retainthelubeoilaslongaspossiblebeforeitrecirculatesthroughthesystem60.The_ inthesteeringgearsystemconveysasignalordesiredrudderanglefromthebridge(wheelhouse)A.transmissionmechanismsB.fittingsandpipelineC.powerunitD.controlequipment61._ areusedtoreducethesparkingwhichoccursasthecurrentcollectingbrushesmoveacrosstheinsulatedsegmentsA.WindingsB.FieldcoilsC.IsolatorsD.Interpoles62.Thepistonringsexertavaryingpressureonthelinerwallsunderconditionsinvolving_ .A.constantspeedB.goodlubricationC.reversalofdirectionofmotionD.slowlychangingspeed63.Ifashipistobelaidupforanindefiniteperiod無(wú)限期,thesaltwatersideofthemaincondensershouldbe_ A.leftfilledwithsaltwaterwiththeseavalvesclosedB.drainedanddriedoutafterclosingtheseavalvesC.leftfilledwithsaltwaterwiththeseavalvesopenD.drainedanrefilledwithsaltwaterafterclosingtheseavalves64.Saltwateristypicallyprovidedtoarefrigerationsystemto_ .A.preventrefrigerantsuperheatingB.cooltheexpansionvalveC.preventmotoroverheatingD.condensetherefrigerantgas65.Anover-speedtripstopsadieselenginewhentheengine_ .A.haslowlubricatingoilpressureB.exceedsasetmaximumspeedC.hashighcoolingwatertemperatureD.runsoutoffuel66.Whentheshipispushedforwardbythewaves海浪andsinksbackintoatrough,sheis_ A.surgingB.heavingC.rollingD.swaying搖曳67.TheabbreviationMIPstandsfor_ .A.meanindicatedpitchB.meanindicatedpressureC.middleindicatedpowerD.middleindicatingpressure68.Inordertoprotecttheaerobicbacteriafromdeath,thesewageplantshouldwork_ .A.continuouslyB.at7-dayintervalsC.at14-dayintervalsD.at3-monthintervals69.Beforeperforminganymaintenanceonahydraulicsystemstoringenergyinanaccumulator,youshould_ .A.operatedthemachineuntilitreachesnormaltemperatureB.pressurizethesystemtotestforleaksC.bleedoffallpressurewithinthesystemD.disconnectthepumppressurecontrolswitch70.Tothoroughlypumpoutthebilgesusingahorizontallymountedcentrifugalpump,the_ .A.volutemustimpartaradialandrotarymotionofthewaterB.suctionsideconnectionmustguidetheliquidtothelanternringsC.pumpmustalwaysbeprimedD.stuffingboxshouldnotbeallowedanywaterleakage71.Airtrappedinthehydraulicfluidofasteeringsystemmaybeindicatedby_ .A.aconstantlyoccurringimproperrudderresponseB.thesteeringpumpsoverspeedingC.ajammedopenreliefvalveD.excessiverampressure72.Whichofthefollowinglistedconstructiondetailofinternalcombustionenginesisrequired?A.Theuseofendblockconstructionforenginesdevelopingover1000brakehorsepower.B.Removablecylinderlinersmustbeusedforenginesdevelopingover1000brakehorsepower.！C.Allenginesshallbeprovidedwithaexhaustgaspressuremonitoringsystem.D.Awarningnoticetocautionagainsttheopeningofahotcrankcaseforaspecifiedperiodoftimeaftershutdown.73.PriortostartinganACgeneratorprimemover,thevoltageregulatorcutoutswitchshouldbeplacedinthe_ .A.manualpositionB.transferpositionC.busneutralpositionD.raisevoltageposition74.Theclosed-loopsystemdiffersfromtheopen-loopsystemby_ .A.thepresenceofacomputerB.thelackofacomputerC.thelackofafeedbackD.thepresenceofafeedback75.Analarmsystemenablesthemonitoringofcertainmeasured_ .A.desiredvalveB.constantC.measuredvalueD.variable76.ToensurethesafeoperationofeachshipandtoprovidealinkbetweentheCompanyandthoseonboard,everyCompany,asappropriate,shoulddesignateapersonorpersonsashorehavingdirect_ tothehighestlevelofmanagement.A.distanceB.spaceC.access通道D.visibilityTheInternationalConventionfortheControlandManagementofShipsBallastWater&SedimentswasadoptedbyconsensusataDiplomaticConferenceatIMOinLondonon