这也是个有趣的话题。下次找到数据再说土豪。方法也是一样，纵横比。估计结论物来三看了肯定不高兴。咔咔。

来源: goto 于 2015-02-16 19:11:35 [旧帖] [给我悄悄话] 本文已被阅读：次

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