悠闲数学娱乐论坛(第3版)»论坛 › 数学区 › 初等数学讨论 › 关于abc=1代换的区别和联系

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关于abc=1代换的区别和联系

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hjfmhh Post time 2015-8-10 12:05 |Read mode

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色k Post time 2015-8-10 13:27

按需使用

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Author| hjfmhh Post time 2015-8-10 16:06

回复 2# 色k

什么时候使用，肯定有原因的

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色k Post time 2015-8-11 00:56

就是当你看完题目觉得用起来会变成不错的形式的时候使用啊

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