94%的人口居住在胡焕庸线以东的43.8%的国土上，而且东南多山少地，北方平原干旱。

来源: 老生常谈12 于 2022-11-29 18:48:42 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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