niè hé xì shù
- contact ratio
- coupling coefficient
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ONC,
oncarrier,
once,
once a week,
once again,
once and for all,
once for all,
once in a while,
once more,
once upon a time,
相似单词
啮合间隙,
啮合扣,
啮合力,
啮合平面,
啮合器,
啮合系数,
啮合线,
啮合长度,
啮合周期,
啮接,