防洪，發電，航運三大效益？？？？？有目共睹的差啊。三峽，貽害啊。

來源: oldpp 於 2014-05-08 20:31:03 [舊帖] [給我悄悄話] 本文已被閱讀：次

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防洪，發電，航運三大效益？？？？？ 有目共睹的差啊。三峽，貽害啊。