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用窗口右边的滑文件。

A rolling stone gathers no moss.

的石头不长青苔。

Scarab beetle amulets portrayed the beetle's persistence in rolling a dung ball and the reemergence of the beetle from its hole in the ground.

圣甲虫护身符描绘了甲虫不断地一个粪球以及它从地洞里再出现。

The residual stress formed on the surface of rolling bearing in superfinish hard turning will influence the fatigue life of rolling contacting after stress decay.

超硬态切削在轴承面形成的残余压应力,经作应力衰减后才成为影响接触疲劳寿命的应力状态。

In order to prevent the reduction of the working accuracy of S1-280 Type Lathe that is made from overwear of main shaft bush bearing, it is substituted with rolling bearing.

原车床主轴支撑滑轴承轴瓦严重磨损,加降低,故改用轴承支撑。