船舶动力装置试题-第71页-百科知识题库-简明问答题库

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[单选]Cylinderlubricationoilforlowspeedmainpropulsiondieselenginesisadmittedtoeachcylinderduring（）．

[单选]Thespeedofthecamshaftinatwo-stroke/cycledieselengine，runningat950RPM，is（）．

[单选]Inacloseddieselenginefreshwatercoolingsystem，theamountofcoolantflowingthroughtheheatexchangeriscontrolledbythe（）．

[单选]Mechanicallubricatorsfordieselenginecylindersareusuallysmallreciprocatingpumpswhichare（）．

[单选]Bottomblowvalvesareinstalledonauxiliarywater-tubeboilersto（）

[单选]Athree-waythermostaticcontrolvalveregulatesthedieselenginecoolingwatertemperaturebypassingaportionofthewater（）．

[单选]Theconcentrationoftotaldissolvedsolidsinthewaterofanauxiliaryboilercanincreaseasaresultof（）．

[单选]Thewaterinanauxiliaryboilershouldbetestedforchloridecontenttodetermine（）．

[单选]Coolingtheintakeairsuppliedtoadieselenginewill（）．

[单选]Excessivevibrationofanautomaticallyfiredauxiliaryboilercanbecausedby（）

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