正确答案: C
松开管件另一端法兰的连接螺栓
题目:在主机吊缸检修的组装过程中,经常会有连接件的螺栓孔不对中,使螺栓装不上去。尤其对粗重的管件,如起动空气管与缸头侧面的连接、排烟管与排气阀的连接等。既不损伤管件又有效的应对措施是()。
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学习资料的答案和解析:
[单选题]Valve gear knocks are more easily located while the engine ().
is running
[单选题]Lubricating oil should be changed on a heavy duty diesel engine when().
it has been in use for a specified interval