单选题
1分
When a crankshaft has to be handled outside the engine, it should be carefully support in a manner w...
When a crankshaft has to be handled outside the engine, it should be carefully support in a manner which will avoid ___high bending moments on it.
参考答案: B
参考解析: 当曲轴不得不从发动机中取出时,它应该小心支撑,以免承受很大的弯矩