全国海船船员11新规则考试（轮机部（轮机英语））试题及答案（四）

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1、全国海船船员11新规则考试（轮机部（轮机英语））试题及答案（四）★第二部分船舶辅助机械★★第五章分油机、穿压机和海水液化装置1.Oneofthereasonsthatcausedoilflowedfromsludgeoutletofaself-cleaningseparatoris().A.sealwatersupplybecutoffB.make-upwatersupplybecutoffC.oiloutletvalveclosedornotopensufficientlyD.theflowrateo

2、foilywateristoomuch答案：B解析：自动排渣分油机排渣口跑油的原因之一是补偿水被切断。2.()cancauseoilflowfromsludgeoutletofselfcleaningseparator.A.ToomuchsludgeaccumulatedinseparatorbowlB.DiameterofgravitydisctoolargeC.HighleveltanklackofwaterD.Oilinputtoorapidly答案：C解析：accumulate:积累.bowl：

3、分离筒，滚筒【译文】：自动排渣分油机高置水箱缺水会引起排渣口跑油。3.()cancauseoilflowfromwateroutletofaseparator.A.OilinletvalveopeningtooquicklyB.OiltemperaturelittlehigherthannormalC.DiameterofgravitydisctoosmallD.Viscosityofoillittlelowerthannormal答案：A解析：viscosity:黏度【译文】：分油机进油阀开启速度太快

4、会引起出水口跑油。4.()cannotcauseoilflowfromwateroutletofselfcleaningseparator.A.OiltemperaturetoohighB.DiameterofgravitytoolargeC.OiltemperaturetoolowD.Highleveltankoutofwater答案：D解析：自动排渣分油机高置水箱缺水不会引起出水口跑油。5.Theseparatingeffectofoilseparatorisnotverygood,thereaso

5、nmaybe().A.toolittlesealwaterB.impropergravitydiscC.oildischargingpumpnotworkingverywellD.lowwaterleveloftheworkingwater答案：B解析：improper:不合适的【译文】：分油机的分离效果不理想，其原因可能是比重环选择不当。6.Toensureoilseparatorworkinginnormalcondition,theintervalbetweentwosludgedischargi

6、ngsshouldnotexceed().A.2hrsB.4hrsC.5hrsD.6hrs答案：B解析：exceed:超过【译文】：为确保分油机工作正常，两次排渣的间隔不应超过4h。7.Whenstoppingtheoilseparator,youshould()firstly.A.cutoffthepowerB.cutofftheoilinletC.openguidewatervalveD.closeoiloutletvalve答案：B解析：当停止分油机工作时，应先切断进油。8.Whenseparat

7、ingfueloilinoilseparator,theseparatingquantityis()oftheratedquantity.A.100%B.80%C.1/2D.1/3答案：C解析：分油机分离燃油时，分离量应为额定分离量的1/2。9.Whenseparatinglubeoilinoilseparator,theoptimalseparatingquantityis()oftheratedquantityonnameplate.A.100%B.1/2C.1/5D.1/3答案：D解析：optim

8、al：最佳的【译文】：分油机分离滑油时，最佳分离量应为铭牌上额定分离量的1/3。10.Whenseparatingthelubeoilwithoutadditive,itisusuallycleanedwithhotwater;theaimistoremove()fromit.A.acidB.sludgeC.mechanicalimpurityD.salinity答案：A解析：additive：添加剂；aim:目标，针对；acid：酸；im