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1·Small bearings with a bore diameter up to 100 mm can be properly mounted by measuring the lock nut tightening Angle.

孔径最大为100毫米的小型轴承可通过测量锁定螺母的紧固角度正确安装。

2·Tightening down on special tool will push wheel stud out of the hub and bearing assembly flangRemove lug nut from stud and remove wheel stud from flange.

上紧特殊工具，即可将车轮螺桩推出轮毂及轴承组件。自螺桩取下凸缘螺帽并自凸缘取出车轮螺桩。

3·Changing the positions of thin and thick nuts and using the right thick nut tightening torque ensure safe operation of the crane and longer lives of the screws.

通过试验和理论分析厚、扁螺母在紧固过程中的受力情况，并从试验结果得到一个较合理的厚螺母拧紧力矩，既能保证塔式起重机的安全运行，又能延长螺栓的使用寿命。

4·The equation for calculating minimum tightening torque on the crank pin nut is given.

给出了曲柄销联接螺母的最小拧紧力矩计算公式。

5·Why don't you try tightening the pinion nut first?

你为什么不先扭紧小齿轮的螺帽？

6·Justin got down to it, tightening a nut round a pole and hurting his finger in the process.

Justin开始认真做起来，绕着一条管扭螺母，这过程中还弄伤了他的手指。