[題目] 小輪子的腳踏車
※ [本文轉錄自 Physics 看板]
作者: flyingwave (飛翔的波) 看板: Physics
標題: [題目] 小輪子的腳踏車
時間: Fri Apr 10 13:47:21 2009
一般經驗上來說 大輪的腳踏車較小輪的騎的快
請問這在物理上要如何思考
thx~
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