造房子有一定的規定，每幢房子和每個房間應該有幾扇可以開的窗戶，這是為安全逃生用的。

來源: hhtt 於 2023-10-05 05:30:00 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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