在微型摩托车多用皮带传动方式作后传动装置，主、从动皮带轮的大小决定次级减速比。

Multi-purpose mini-motorcycle in the belt drive gear for the latter, the main, the size of the driven pulley reduction ratio sub-decision.

youdao

在微型摩托车多用皮带传动方式作后传动装置，主、从动皮带轮的大小决定次级减速比。

Multi-purpose mini-motorcycle in the belt drive gear for the latter, the main, the size of the driven pulley reduction ratio sub-decision.

youdao