摩托车自动变速离合器是摩托车传动系统的重要部件之一。
Motorcycle clutch is one of the important components in the motorcycle transmission system.
两个主要部件为：一是机械传动系统，另一个部件为光学系统。
The two major components are: a mechanical drive system and an optical system.
螺旋锥齿轮是现代传动系统中的重要部件。
Spiral bevel gear is important transmission fundamental component applied in modern gearing.
螺旋锥齿轮是现代传动系统中的重要部件。
Spiral bevel gear is important transmission fundamental component applied in modern gearing.
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