有積水說明管線不直，有地方鼓起來了，再怎麽通也沒有，得重排管子。3寸的管子也太小，現在都4寸了。

來源: 徒勞於 2025-02-26 13:04:08 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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