2022船舶动力装置题库专项练习每日一练(04月18日)

1. [单选题]柴油机气缸盖产生裂纹后，在分析产生裂纹原因时首先要检查的是（）的问题。Ⅰ.制造质量；Ⅱ.设计；Ⅲ.材质；Ⅳ.管理；Ⅴ.保养。

A. Ⅰ＋Ⅱ＋Ⅲ＋Ⅳ
B. Ⅰ＋Ⅱ
C. Ⅰ＋Ⅱ＋Ⅲ
D. Ⅳ＋Ⅴ

2. [单选题]短轴系是指具有（）或（）中间轴的轴系。

A. 一节/两节
B. 一节/无
C. 两节/三节
D. 10m/小于10m

3. [单选题]With the shell and cap assembled as for running, a check must be made that the clearance between the cap and the housing （）.

A. has a nip
B. is large enough
C. is zero
D. are suitable

4. [单选题]Improper maintenance of an automatic auxiliary boiler oil burner could result in （）.

A. fuel pump failure
B. fan motor failure
C. increased feedwater consumption
D. decreased boiler efficiency

5. [单选题]Misalignment of the drive shaft and propeller shaft flanges can be detected by using a dial indicator or （）.

A. inside micrometer
B. feeler gauge
C. adjustable trammel
D. sighting device

查看答案&解析 查看所有试题

本文链接：https://www.51bdks.net/show/49y56w.html