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在采用断续磨削砂轮对轴承套圈滚道进行切入磨削时，砂轮的径向磨损量可用一个函数式来表达。介绍了切入磨削的工作原理及滚道凸度的磨削方法．附图4幅，参考文献5篇。
In the use of intermittent grinding wheel bearing ring raceway into the grinding, the radial wear of the wheel can be used to express a function. The working principle of cutting into grinding and the grinding method of raceway crown are introduced. Figure 4, reference 5 articles.