In mechanical processing, rolling processing is often used to improve the surface hardness, fatigue resistance and wear resis
在车床上降低细长轴（杆）表面粗糙度的工艺方法，一种是采用单轮珩磨法；另一种是采用滚压法。这是在车床上利用简单的工具和工艺解决粗糙度要求低的行之有效的措施和没有磨床进行磨削问题。 &nbs
When drilling the center hole, the center of the lathe tailstock is inconsistent with the rotation center of the workpiece, o
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