主机tThe hostt.docx

主机tThe hostt.docx

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主机tThehostt

主机13t（Thehost13t）

Question1:

thepurposeofadieselengineis（）.

A.Thehostisinconstantstateofuse

B.theemergencyequipmentisinworkingcondition

C.thepowerplantisinconstantuse

D.Theauxiliaryequipmentisinconstantuse

Answer:

C

Problem2:

dieselenginestand-byworkincludes（）.

Ⅰ.ProofreadtheclockwiththesteeringgearⅡ.PrepareⅢwarm-upwitheachsystem.OpentheemergencybilgesuctionvalveⅣ.Transfer,carandcommissioning

A.Ⅰ+Ⅱ+Ⅲ

B.Ⅰ+Ⅱ+Ⅳ

C.Ⅱ+Ⅲ+Ⅳ

D.Ⅰ+Ⅲ+Ⅳ

Answer:

B

Problem3:

mostofthepreheatingmethodsusedinmodernMarineenginewarm-upcylindersareused（）.

A.Steamheatingmainenginecirculatingwatertank

B.Theelectricheaterheatsthemainenginecoolingwater

C.Heatingandcoolingwaterintheexpansiontank

D.dieselenginecoolingwaterheatingformainenginecycle

Answer:

D

Problemnumber4:

themethodofenginecylinderheatingcylinderhas（）.

Ⅰ.PowerdieselenginecoolingwatercirculationwithinthehostⅡ.SteamheatingtemperatureandstartthepumpintheexpansiontankⅢ.Steamheatingorelectricheaterhostfreshwaterandstartfreshwaterpump

A.Ⅰ+Ⅲ

B.Ⅰ+Ⅱ

C.Ⅱ+Ⅲ

D.Ⅰ+Ⅱ+Ⅲ

Answer:

D

Problemnumber5:

theengineheatingmachineincludes（）.

PreheatpreheatⅡⅠ.Coolingsystem.ThefuelsystemⅢ.PreheatⅣlubricatingoilsystem.Thecylinderoilpreheating

A.Ⅰ+Ⅱ

B.Ⅰ+Ⅲ

C.Ⅱ+Ⅲ

D.Ⅱ+Ⅳ

Answer:

B

Problem6:

thecommonlyusedmethodtopreheatthelubricatingoilsystemduringalargeMarinedieselengineis（）.

A.Starttheoilseparatortopreheattheoil

B.Warmupsteamintheoilcirculatingcabinet

C.Warmuptheelectricheaterintheoilcirculatingcabinet

D.Opentheoilpumpinthepipingtowarmupsteam

Answer:

A,

Problemnumber7:

notethatthefollowingerroroperationinthepreparationofthecoolingsystemis（）.

A.Opencylinderjacketfreshwatercirculatingpump

B.Opentheseawatercirculatingpump

C.Openthepistoncoolingpump

D.Opentheinjectorcoolingpump

Answer:

B

Question8:

intheprocessofpreparingthecar,thefollowingworksarenotinthefuelsystem.

A.Lightoildailyoilfilling,preheating,andresidual

B.Startthesystemoflow-pressuretransportpumpsystem

C.Fueloiltransferineachfueltank

D.heavyoildailytankfilling,preheating,andmending

Answer:

C

Problemnumber9:

themainpurposeofthevehicleduringthebackupprocessis（）.

A.Checktherotationflexibilityofthemotorpartsandtheirshafts

B.thecylinderoilisevenlydistributedinthecylinderwall

C.Goodforbearingformationofoilfilm

D.checkwhetherthereiswaterinthecylinder

Answer:

A,

Problem10:

inthecaseofacar,thepurposeofrunningthecaris（）.

A.ObservewhetherwaterispresentintheVAT

B.Seeifthereisaleakinthetank

C.Checktheworkingstatusofthebootsystem

D.alloftheabove

Answer:

D

Question11:

thepurposeofthetestbeforetheenginestartsis（）.

A.Checktheworkingstatusofthecommutationmechanismandoilregulatingmechanism

B.Checktheworkingstatusofthebootsystem

C.Allowthemovingpartstofullylubricatetheimpuritiesandwaterinthecylinder

D.A+B

Answer:

D

Problemnumber12:

itispointedoutthatthefollowingistheerrorindieselenginestand-byoperation.

A.thestandbyoperationisusuallycarriedoutbytheengineerintheengineroom

B.Inadrivercontrolsystem,acarcanbeoperatedbyabridge

C.thehostwarm-uptemperatureshouldguaranteeabout40℃

D.Shouldcontactthedriverduringtheoperationofthecar,thecarandthetestvehicle

Answer:

B

Problemnumber13:

pointoutthefollowingerrorindieselenginestand-byoperationis（）.

A.thebackupmustbecarriedoutwiththeengineerintheengineroom

B.Thestandbypowergenerationdieselengineshouldbeactivatedwhenthestandbyvehicleisready

C.Thecontrolhandlecanbetransferredtothe"drivingcontrol"positioninthesteeringcontrolsystem

D.Thelargedieselenginesrequireaforwardandreversingsteeringwheel

Answer:

C

Question14:

duringtheshipmaneuvering,themainoperationofthemodernlargeshipmainframeis（）.

A.switchtolightdiesel

B.ensurethataircylindersarestartedandairpressureiscontrolledbyaircylinders

C.Regulatecoolingwatertemperature

D.ensurenormaltemperaturesweep

Answer:

B

Question15:

inthemaneuveringofshipsin,outofportorinshallowwater,thefollowingerroris（）.

A.Controlthecoolingwatertemperatureofmainengineandmaintainstability

B.Reducetheamountofwaterintheaircooler

C.Uselowbottomvalvetoensurenormalwaterabsorption

D.forlightfuel

Answer:

C

Problem16:

thedieselenginepowerunitisrequiredtocarryoutthetestinthestandbyvehicle.Thepurposeistocheck（）.

ⅡⅠ.Startreversingsystem.LubricatingoilsystemⅢ.Fuelcontrol