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Notice: Undefined index: HTTPS in /www/wwwroot/mengmianren.com/wp-content/plugins/dessky-cache/dessky-cache.php on line 43 末两轮的角速度比的大小和两轮转向间的关系;;轮系传动比就等于轮系中所有从动轮齿数的连乘积与所有主动轮齿数的连乘积之比;;轮系中有一种过轮,对轮系的传动比大小不起作用,但会改变转向关系 – 萌面人博客