盐兄，若将西瓜按jinjing提的椭球方程X^2/a^2+Y^2/b^2+Z^2/c^2=1来定义，解本题更具一般性。

来源: 皆兄弟也于 2010-09-19 13:46:03 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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