船舶动力装置试题-第91页-百科知识题库-简明问答题库

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[单选]Thepressureofpilotairisusually（）thanthatofstartingair．

[单选]Thepowergeneratedintheturbinemust（）thatrequiredbythecompressor．

[单选]Thepositionofthepistonpartsinrelationtoeachotherissecuredbymeansof（）andadowelpininthecrown．

[单选]Thepositionoftheinterfacebetweenoilandwaterwithinthecentrifugeisachievedbytheuseof（）．

[单选]Theportsaredrilledinthelinersatanangleofapprox20℃theresultbeingthat（）isgivenarotarymovement．

[单选]Theplungerinthefuelinjectorpump，usuallyoperatedbya（），isdrivenupanddownwhenworking．

[单选]Thepistonsupportingbodyismainlysubjectedto（）stress．

[单选]Thepistonringsiffoundwornout（）andsuppliedbyshipchandler．

[单选]Thepistonringsaremanufacturedwithadiameter（）theboreofthecylinder．

[单选]Thepistonringgroovesforastandardengineare（）

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