A dirty lube oil strainer can result in .

Inthetwostageflashdistillingplantwhichofthepumpslistedisventedtothe shellofthesecondstageinordertoremovevaporfromthepumpsuction?

Whichofthelistedbearingtypesisanexampleofasolidbearing?

Thesecondstagefeed-watertemperatureandshellabsolutepressureinamultistage flashtypedistillingplantis___.

Inasingleactingfour-stroke/cycledieselenginethepowerimpulseinanindividual cylinderoccurs________.

Whenadieselengineisoperateatpartialloadascomparedtofullloadadecrease willoccurintheaverage_______.

Whentheshipisgoingtoenterintotheharbor.

Inadieselengineexhaustvalvesopenbeforetheintakeportsareuncoveredto_______ ⅠreducepumpinglossesⅡreducebackpressure

Whentheopeningpressureofadieselfuelinjectorisgreaterthanthatspecifiedby theenginemanufacturerthe________.

Whichofthefollowingstatementsiscorrectregardingaturbochargedfour-stroke/cycle dieselgenerator?.

Whichofthefollowingstatementsrepresentsthefunctionofthecompressionrings installedatthetopofadieselEnginepiston?

Problemswiththedieselenginefuelinjectionpumpareusuallycausedby_____.

Cloggeddieselenginefueloilfilterscancause＿.

Oneadvantageofdrycylinderlinersusedinadieselengineisthe_________.

Insufficientendclearanceonnewlyfittedpistonringsinadieselenginewillcause theringsto＿.

Ifadieselenginesexhausttemperatureisabnormallyhighthecausecouldbe______.

Whichofthefactorslistedhasthegreatesteffectonthemechanicalefficiencyof adieselengine?

Whichofthelistedsetofconditionsindicatesearlyfuelinjectiontiming?

Whichofthelistedconditionscanbeusedtodetermineiflubeoilhasbeendiluted byfuel?.

Whenfuelentersthecrankcaseofadieselengineit________.

Ifthejacketwatertemperaturerisesrapidlyabovenormalinadieselengineyoushould FIRST___________.

Whatisthefunctionoftheafter-coolerinstalledinthedieselengineairintakes system?

Anincreaseinthefuelinjectionpumpdischargepressurecanbecausedbya/an_______.

Inordertostartalargelow-speedmainpropulsiondieselengineonhighviscosity fuelafteranextendedshutdownthe_______.

Visualinspectionofchrome-platedpistoncompressionringsrevealsablackringface atthepositionofthecylinderlinerportsThisconditionindicatesaringwhich.

Increasingthecompressionratioofadieselenginewhilemaintainingthedesignedrate offuelflowwillresultin_________.

Airinthefuellinestothefuelinjectionnozzlesofadieselenginewillcausethe engineto______.

Ifyoususpectadieselengineismisfiringduetoairleakageintothefuelsystem youshouldbeginlookingfortheleakatthe__________.

Adieselengineemitsblueexhaustsmokeasaresultof___________.

Followingthefailureofoneturbochargeronalargecrossheadmainpropulsiondiesel enginefittedwithmultipleturbochargerswhichofthefollowingactionsshouldbe takenpriortofurtheroperationoftheengine?.

Aturbochargeddieselenginewillhaveanintakemanifoldpressure____________.

Ifsludgeaccumulatesontheundersideofadieselenginepistonitwill＿.

Anover-speedtripstopsadieselenginewhentheengine________.

Inaturbochargedfour-stroke/cycledieselenginetheexhaustvalveremainsopenuntil aftertopdeadcenterandtheintakevalveopensbeforetopdeadcenterto_______.

Inamoderninternalcombustiondieselenginetheloadcarryingpartoftheengine isreferredtoasthe________.

Inordertostrengthenmaritimesecurityandpreventandsuppressactsofterrorism againstshippinganewcomprehensivesecurityregimeforinternationalshippingwas settoenterintoforceinJuly2004Thenewregimeis.

Thetemperatureofthefueloilreceivedduringbunkeringoperationsiscriticalin determiningthe________.

Thesevensegmentarrangementfornumerical数字的displayonconsolestestmeters andotherapplicationscanbeeither.

Whilemaneuveringyoudiscoverheavysmokecomingfromtheturbochargercasingyou should__________.

Dieselenginestartingdifficultiesduetocoldintakeairtemperaturescanbeovercome byusinga/an＿.

Whichofthefollowingconditionislikelytodevelopifthethermocoupleelementof apyrometerbecomescoatedwithexcessiveamountsofcombustionby-products?

Thepurposeofanafter-cooleristo_____.

Therelativeairpressureintheinletmanifoldofaturbochargeddieselengineis usually________.

Avacuumisinitiallyestablishedinthefirstandsecondstagesofalowpressure evaporatorbytheuseof__.

Whichofthefollowingproceduresshouldbecarriedouttopermittheuseofacrosshead enginewithaninoperableafter-cooler?

Airinthefuelcancause____________.

Whichofthedieselenginecylinderlinerslistedhasinternalcoolingwaterpassages?

Dieselenginelubeoildilutedwithfueloilisindicatedby________.

Whichofthedieselenginecomponentslistedincreaseairdensityandhelpstoimprove engineoperatingefficiency?

Airscavengingofadieselenginecylinder__________.

Criticalspeedsoccurringwithintheoperatingspeedrangeofamainpropulsiondiesel enginemaybechangedorhavetheirdamagingeffectsreducedbya/an__________.

Oneofthereasonsthatcausesoilflowedfromsludgeoutletofaself-cleaningpurifier is.

AdieselgeneratorhasjustbeenparalleledwithanACturbo-generatorbuttheload cannotbeproperlydivided.Thiscouldbecausedby____________

Theshipsecurityassessmentisanessentialandintegralpartoftheprocessof developingandupdating______.

Thebreaking-upoffuelasitentersadieselenginecylinderisknownas______.

Adieselengineissuperchargedinorderto__________.

Ifthecompressionratioisincreasedonanydieselengine________.

Thepurposeofcompressingtheairwithinthecylinderofadieselengineisto________.

Adieselengineshouldnotbeoperatedatlowloadsforlongperiodsoftimebecause_____

Burningfuelwithahighsulfurcontentinadieselenginewill＿.

Theinthesteeringgearmovetheruddertotherequiredangel.

Awell-lubricatedbearingsurfacealwaysappears__________.

Somerefrigerationsystemshavechemicalmoistureindicatorsinstalledinconjunction withthesightglassintheliquidlineIfexcessmoistureispresentinthesystemthe indicatorwill.

Whichofthefollowingbeneficialresultscanbeexpectedfromsupercharginga previouslynaturallyaspiratedengine?

Thefunctionoftheafter-coolerinstalledbetweentheturbochargerandintakemanifold onsomedieselengineisto_________.

ApossiblecauseforanindividualpistontoknockwhenatTDConaslow-speed two-stroke/cyclemainpropulsiondieselenginecouldbedueto_______.

Failuretoopenthedieselenginetestcocksafteralongperiodofshutdownprior tostartingmayresultin_____.

Whichofthefollowingstatementsrepresentsthereasonforrollingoveradieselengine withthecylinderindicatorcocksopenprior?

Duringthewatchkeepingatseatheengineerinchargeshouldnotifyintheeventof anyseriousoccurrenceorasituationwhereheisunsureoftheactiontotake.

Wheninstallingringsonadieselenginepistonyoushouldcheckthering＿.

Undernormalconditionsthemainsourceofcrankcaseoilcontaminationisattributed to______________.

Permittingadieselenginefueloildaytanktorundrycancause_______.

Oneoftheadvantagesintheuseofadrylineroverawetlineris________.

Smalldropletsofwaterentrainedintheflashedvaporproducedinaflash-type evaporatorareremovedbythe.

Injectorsforusewithheavyfueloilmustbecooledbyeitherwaterorlightoilto _____.

Whenfuelisinjectedlateintoadieselenginecylinder______.

Anindicatorcardorpressure-volumediagramshowsgraphicallythe___________.

Airinthefuellinesofadieselenginecancause__________.

Surfaceirregularitiessuchaserosionandpittingoninjectionpumpplungers will________.

Sludgeformationinadieselenginelubeoilsystemiscausedby________.

Ifadieselenginerunsoutoffuelyoucanexpecttroublefrom__________.

After-coolingofaturbochargeddieselenginewillresultin________.

Adry-typeexhaustmufflercloggedwithsootwillcause_________.

Whendisassemblingorassemblinganinjectionpumpplungerandbarrelyoushould ___________.

Whichofthefollowingconditionswouldcausecarbondepositstoforminthepiston ringbeltofadieselengine?

Latefueloilinjectioninadieselenginecanresultin___.

Metalparticlesaccumulatedfromthewearingofcomponentsinadieselenginecanresult fromlubeoilthathasbeencontaminatedwith_________.

Adieselenginepistoncrowncancrackfrom__________.

Whichofthetermslistedbelowrepresentstheoperationalspeedatwhichexcessive enginevibrationiscreated?

Thedeviceusedtolimitenginetorqueatvariousenginespeedsiscalleda________.

Whichofthefollowingconditionsisrealizedbytheturbo-chargingofapreviously naturallyaspirateddieselengine?.

Comparedtoanaturallyaspirateddieselengineasuperchargeddieselengine has_________.

Ifacrankcaseexplosionhasoccurredinadieselengineandthecrankcaseremains intactwhichoffollowingprecautionsshouldbeobserved?

Duringseatrialthemainenginewellbekeptrunatload.

Indescribingbasicdieselengineoperationtheterm‘event’refersto________.

Ifthedieselenginefuelinjectiontimingischangedtodelaythestartofinjection untilthepistonsareattopdeadcentertheenginewill_________.

Latefuelinjectiontimingisindicatedby_________.

Whyaresomedieselenginecylinderlinersplatedonthewearingsurfacewithporous chromium?

Ifthebackclearanceofapistonringisexcessive.

Theexhaustsystemforaturbochargeddieselenginefunctionsto______.

Whichofthelistedpre-startproceduresshouldbecarriedoutpriortostartinga crossheadtypedieselengineafteranoverhaul?