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弹力分为哪几种
更新时间: 2020-07-13 00:00:00  

弹力分为压力、支持力、拉力;

弹力产生在直接接触而发生弹性形变的物体之间,通常所说的压力、支持力、拉力都是弹力。弹力的方向总是与物体形变的方向相反;压力或支持力的方向总是垂直于支持面而指向被压或被支持的物体;通常所说的拉力也是弹力,绳的拉力是绳对所拉物体的弹力,方向总是沿着绳而指向绳收缩的方向。

关键词: 弹力 分为

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