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怎样可以使篮球增加弹力
更新时间: 2020-07-06 00:00:00  

给篮球充适量的气体可以使篮球增加弹力;

篮球的气压应在7至9磅,否则容易变形;

测试的方法:在平坦的硬质地面上,让篮球从180厘米的高度自由落下,反弹高度在125至145厘米即正常;

直观的检查方法:把篮球伸直手举到头顶,轻放篮球落地,弹到胸前,说明充气适当,如弹到面前说明充气太饱,反之,说明气不足。

关键词: 怎样 可以 篮球 增加 弹力

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