This paper has analysed load distribution of gear ring which is affected engaged deviation and cumulative pitch error, and comparing three analysis results.

对啮合偏移和周节累积误差分别和共同对轮齿载荷分布的影响进行了分析，并将分析结果进行了比较。

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This paper introduces a principle of how to measure individual circular pitch error and total cumulative pitch error, at the same time comparative method is put forward.

文章介绍了单个齿距偏差和齿距累积总偏差的测量原理，同时也介绍了相对法的测量方法。

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