《轮机英语》大管轮考证必备

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1、第一章船舶动力装置1.“Beforedisconnectingtheoilpipe,wouldyouflushtheoilretainedinthepipe?”askedtheoilbargeowner.A．byusingoffreshwaterB．withcompressedair√C．byusingofseawaterD．withchemicalcompound2.“Standbyanengine”means_____.A．“preparetostoptheengine”B．“assembleanengineonitsbedplate”C．“makeanengineready

2、forstarting”√D．“dismantleanengine”3.A_____isthefoundationoftheengine,withoutthesupportofwhichtheshaftalignmentinparticular,andenginestructureasawhole,wouldinevitablybelost.A．FrameB．Bedplate√C．CylinderD．Liner4._____arecommonlyusedinmechanical-hydraulicgovernortosenseenginespeeds.A．BulbsB．Bulks

3、C．Flyweights√D．Flywheels5._____aregenerallyformedintheframeofthebothin-lineandVeeenginestogivemaintenanceaccesstothecrankshaftmainandconnectingrodlargeendbearing.A．Doors√B．AspirategauzerC．CouplingD．Blind6._____arrangementshavelowtemperatureairandhightemperatureexhaustgaspassingthroughadjacent

4、ports,causingtemperaturedifferentialproblemsforthelinermaterial.A．Loopscavenge√B．CrossscavengeC．UniflowscavengeD．Supercharge7.____becameoval,itshouldbemachined.A．Theupperhalfofcross-headbearingB．Thecross-headpin√C．Thecross-headbearingD．Thecress-headguideplate1._____deviceisprovidedtopreventst

5、artingairfrombeingadmittedtothecylinderbeforethereversingiscompleted.A．Anautomatic√B．AtransmissionC．Aself-regulatingD．Aninterlocking2._____fueloils_____lubricatingoilsrequiretreatmentbeforepassingtotheengine.A．Both/and√B．Neither/norC．Either/orD．Both/or3._____issometimesusedforpistoncoolingsin

6、celeaksintothecrankcasewouldnotcauseproblems.A．DieseloilB．HydraulicoilC．Lubeoil√D．Mineraloil4._____istheremovalofexhaustgasesbyblowinginfreshair.A．GasexchangeB．ChargingC．Scavenging√D．Supercharging5._____isusedforcylinderandcylinderhead,thesaltwaterisusedforcoolingthelubricatingoil,thefreshwat

7、erinthecoolersandthechargingairintheaircooler.A．ThefueloilB．ThelubeoilC．TheseawaterD．Thefreshwater√6._____maybethefirstpossiblecausewhichmakestheenginetolosepowerorslowdownwhenitisrunning.A．Hotbearing√B．StartingvalvesC．Unequaldistributionoflo