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如何确定平面形的重心

更新时间: 2020-09-16 00:00:00     

可用悬挂法或支撑法,两种方法原理相同。

悬挂法:

1、将平面图形用细线吊起,以细线起点在竖直方向上做一直线;

2、再次将平面图形以不同于第一次的端点吊起,并按之前方法另作一直线;

3、两直线交点即为平面图形重心。

关键词: 如何 确定 平面 重心

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