正确答案: B

a leaking air start valve

题目：A hot air start pipe indicates that there is （）.

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学习资料的答案和解析：

[单选题]航行中一旦发现增压器振动，则首先应该（）。

C．降低转速

[单选题]目前钢质海船建造时安装的轴系广泛采用（）。

合理校中

[单选题]铁梨木轴承产生（）时应予以部分或全部换新。

变形与开裂

[单选题]舵系中心线与轴系中心线应该（）。

相交

[单选题]（） of an engine crankshaft can be detected by measuring deflections of crank webs for each unit of the engine.

Misalignment

[单选题]The injector pump is operated by a cam which drives the （） up and down.

plunger

[单选题]The position of the piston parts in relation to each other is secured by means of （） and a dowel pin in the crown.

machine-turned recesses

[单选题]Diesel engine jacket water is used in the distillation process as the （）.

means of heating the feedwater

[单选题]What is an advantage of a steam turbine over a diesel for the main propulsion?（）

Less weight per unit of horsepower