正确答案: C
磁力探伤或着色探伤
题目:吊缸检修柴油机连杆螺栓时一定要()。
查看原题 查看所有试题
学习资料的答案和解析:
[单选题]轴系中心线的偏差度应()。
小于允许值
[单选题]If the engine does start on air, but combustion does not immediately begin, the cause may be ().
the turning gear still engaged
[单选题]In a typical fuel system, the oil is stored in () in the double bottom.
tanks