Bear the load bearing part of the surface for rolling the rolling track.
滚动轴承承受负荷部分的表面，用作滚动体的滚动轨道。
A new method of shock and rolling is introduced for surface-strengthening of machine part.
介绍一种用于零件表面强化的新方法—冲击滚压。
A new method of shock and rolling is introduced for surface-strengthening of machine part.
介绍一种用于零件表面强化的新方法—冲击滚压。
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