跟直線運動有關的題目 - 運動

By Olive
at 2009-01-27T00:00
at 2009-01-27T00:00
Table of Contents
直線運動的汽車在全程的前半段路程之速度為40公里/時,倚之全程平均速度為60公里/時,則後半段路程速度為?[請附上作法..謝謝]...Showmore
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運動
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By Hedwig
at 2009-01-29T06:30
at 2009-01-29T06:30
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