一个物体受到多个力时，什么条件下，这些力就可以都画在受力物体的重心上，什么条件下就不能移动？知乎 Sketch Coloring Page

一个物体受到多个力时，什么条件下，这些力就可以都画在受力物体的重心上，什么条件下就不能移动？知乎 Template

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tomski一个物体受到多个力时，什么条件下，这些力就可以都画在受力物体的重心上，什么条件下就不能移动？知乎 coloring

一个物体受到多个力时，什么条件下，这些力就可以都画在受力物体的重心上，什么条件下就不能移动？ 知乎 sketch template

一个物体受到多个力时，什么条件下，这些力就可以都画在受力物体的重心上，什么条件下就不能移动？ 知乎 sketch template

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一个重量为G=100N的物体放在固定的粗糙斜面上斜面与水平方�的夹角为37°物体与斜面间的动�擦因素μ=05可以�似认为物体所受到的 sketch template

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