题目内容

If some of the cylinders are not firing, the ones affected may be determined by watching

A. the exhaust temperature
B. the exhaust pressure
C. the governor
D. the fuel flow meter

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The cooling water of the diesel engine should be treated with chemical, because it contains .

A. alkali
B. acidity
C. salinity
D. impurity

The delivery rate of an axial piston hydraulic pump is controlled by varying the position

A. tilting box
B. slide block
C. pintle
D. reaction ring

大型十字头式柴油机只有在______等异常情况下才会产生活塞外圆表面磨损。Ⅰ.过度磨损;Ⅱ.燃烧不良;Ⅲ.装置不正;Ⅳ.敲缸;Ⅴ.拉缸。

A. Ⅰ+Ⅱ+Ⅳ
B. Ⅰ+Ⅳ
C. Ⅲ+Ⅳ+Ⅴ
D. Ⅱ+Ⅲ

At the beginning of the watch the current operational parameters and the condition of all

A. noted by the bridge officer
B. told by last duty engineer
C. observed
D. in the instruction manual

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