正确答案: A
turning gear
题目:He said that he had turned the main engine one complete revolution with the ().
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学习资料的答案和解析:
[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。
甲板机械
[单选题]可靠性着重研究的是()。
一般故障
[单选题]The lubricating oil is pumped from the drain tank, very often with () in the suction line.
a magnetic filter