2:1:3/4 ?
所有跟帖:
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結果對,,那3/4怎樣簡單的得出來的?
-Emmajapan-
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06/02/2017 postreply
19:41:43
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the measure unit is from ed=1
-走馬讀人-
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06/02/2017 postreply
20:40:03