He said that he had turned the main engine one complete revo

【名词&注释】

可靠性(reliability)、升降机(elevator)

[单选题]He said that he had turned the main engine one complete revolution with the （）.

A. turning gear
B. steering gear
C. spur gear
D. chain gear

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学习资料：

[单选题]（）包括舵机、锚机、绞缆机、起货机、尾门尾跳系统、吊艇及舷梯升降机等。

A. 液压机械
B. 特种辅机
C. 甲板机械
D. 辅助装置

[单选题]可靠性着重研究的是（）。

A. 一般故障
B. 恶性故障
C. 重大故障
D. 随机故障

[单选题]The lubricating oil is pumped from the drain tank, very often with （） in the suction line.

A. a filter
B. a strainer
C. a magnetic filter
D. a fine strainer

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