1分钟可能还不够。最好计算下，水流从街上主水管到你出水的距离。尤其是有铅管的城市，比如芝加哥

来源: 位酷哥于 2025-05-22 08:49:56 [旧帖] [给我悄悄话] 本文已被阅读：次

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