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力的三要素又叫什么
更新时间: 2020-10-29 00:00:00  

力的三要素又叫力系的平衡条件。力的三要素是力对物体的作用效果取决于力的大小、方向与作用点。此性质称为力的三要素,可用一个有向线段来描述其方向与大小。用该有向线段的起点描述其作用点,线段所在的直线称为力的作用线。力的三要素会影响到的力的作用效果。

关键词: 要素 什么

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