正确答案: A
直线
题目:按直线校中原理校中时,各轴承的连线为()。
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学习资料的答案和解析:
[单选题]拆装螺母时,不符合安全操作规程的是()。
一手抓住固定物
[单选题]曲轴臂距差对应着曲柄的变形,若臂距差大于零,则在垂直平面内曲柄呈()。
A.塌腰形
[单选题]在第一次上紧贯穿螺栓时,由于螺栓各承压部分产生塑性变形,使一部分预紧力丧失,解决的办法是上紧前()。
A.先上紧螺栓,然后再旋松
[单选题]The cooling water temperature () over a period of 8 hours, and then shut down.
should be gradually reduced
[单选题]The joint face between the cylinder cover and the liner is arranged ()the combustion process as possible.
as far away from
[单选题]The words such as quantity, grade, viscosity and specific gravity should be in the ().
bunker list