... involuntary 无意的 involute cam 渐开线凸轮 involute gear pump 渐开线齿轮泵 ...
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involute heart cam 渐开线心形凸轮
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Involute CAM is an important attachment which produce involute profile in the copying gear grinder; the accuracy of which directly decide the profile accuracy of gear which is grinded.
渐开线凸轮是靠模式齿轮磨床生成渐开线齿形的重要附件，其精度直接决定着被磨齿轮的齿形精度。
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