其實,稱4次可以管14個球到40個球。
回複:用天平稱乒乓球
所有跟帖:
• 回複:回複:用天平稱乒乓球 -螞蟻王子- ♀ (157 bytes) () 05/10/2010 postreply 16:41:47
其實,稱4次可以管14個球到40個球。
• 回複:回複:用天平稱乒乓球 -螞蟻王子- ♀ (157 bytes) () 05/10/2010 postreply 16:41:47
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