The components consisted of roll, bearings, clutch and gearcase is typical parts in a paper machine.

辊子、轴承、联轴器、齿轮箱是抄纸机的典型部件。

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.

超精硬态切削在滚动轴承表面形成的残余压应力,经工作应力衰减后才成为影响滚动接触疲劳寿命的应力状态。