Contact ratio: the average number of teeth in contact.

齿合系数 --- 啮合的平均齿数.

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The results contact ratio and mesh phasing can suppress or abate some particular instability.

结果表明:通过调整重合度和啮合相位可以减小或者消除一些特定的不稳定区域.

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A face gear drive with high contact ratio and good dynamic performance are considered.

一脸齿轮传动与高接触比率和良好的动态性能.

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