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小车的快慢与什么因素有关

更新时间: 2020-07-04 00:00:00     

小车运动的快慢与以下三点因素有关:

1、与小车质量有关;

2、与小车与接触面的摩擦有关,摩擦越大,速度越慢;

3、与接触面的倾角有关,倾角越大,速度越大。

关键词: 小车 快慢 什么 因素 有关

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