在美國主要原因是政府的法規越來越嚴格。歐洲車不那麽做，都會超標

來源: 用戶名被占用了於 2013-09-12 19:36:19 [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.