看过一个视频，讲四川水系治理的，说以前那里水污染严重，现在不仅水质好了，生态也恢复了很多。

来源: shaoning 于 2026-01-24 10:33:19 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.