兩座大壩未建前，下遊段水更混。否則為什麽水庫會有壽命，大壩為何要定期衝沙。別以為６６年前沒人去過武漢。

來源: 技術員於 2023-12-05 15:44:47 [舊帖] [給我悄悄話] 本文已被閱讀：次

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