坝顶的水压小，而且坝顶的建筑材料也会考虑漫坝等事故造成的水流冲刷，能防止一般的缺口在水流冲刷下迅速变大。坝底管涌威胁大。

来源: easycity 于 2023-06-07 05:36:41 [旧帖] [给我悄悄话] 本文已被阅读：次

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