不是所有房子,而是所有馬
先找出一條明顯的錯
所有跟帖:
• haha...You are absolutely right. -wxcfan123- ♂ (0 bytes) () 08/22/2012 postreply 19:42:17
• 沒什麽,用等價的概念就過去了.搞數學的,是粗心的細心人. -jinjing- ♀ (0 bytes) () 08/23/2012 postreply 05:25:21
• haha...You are absolutely right. -wxcfan123- ♂ (0 bytes) () 08/22/2012 postreply 19:42:17
• 沒什麽,用等價的概念就過去了.搞數學的,是粗心的細心人. -jinjing- ♀ (0 bytes) () 08/23/2012 postreply 05:25:21
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