對，真正的雙層玻璃是真空，不會有水汽，隔音，隔熱，從歐洲的進口的都很貴

來源: yingkoukou 於 2010-07-30 01:52:04 [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.