作者查詢 / jeff79723
作者 jeff79723 在 PTT [ CS_TEACHER ] 看板的留言(推文), 共4則
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1F推:請問文中所說 草長的意思是說 因為摩擦係數的不同嗎?02/21 00:44
2F→:我想說這題不用考慮摩擦力...可能是思慮不周SORRY!!02/20 17:50
3F→:剛剛突然想到...摩擦力如果解釋成跟質量成正比...02/20 17:52
4F→:不知道...能不能解釋!! PS:當然還跟作用力大小有關係..02/20 17:52
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