The family was occupied by Hubei Yichang's Tai Lihua, the hour has lost the hearing because of the high fever injection chain mildew element, henceforth entered a silent world.
家住湖北宜昌的邰丽华， 小时因高烧注射链霉素而失去了听力， 从此进入了一个无声的世界。
The approach presented to achieve the modification coefficient and the minimum tooth number is applicable to the silent chain mechanism with all kinds of pitches.
求解变位系数和最小齿数的方法可适用于所有节距的齿形链机构。
Thansfer adopts the whole aluminum case and the silent chain for the assembly structure more compact as well as realizes the light, low noise.
分动器采用全铝壳体、无声齿形链式传动，使总成结构紧凑，实现产品轻量化、低噪声。
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