有一種空氣交換係統，安裝後可以每15分鍾完全交換室內空氣一次。

來源: 薛成於 2014-11-24 17:27:10 [博客] [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.