所謂壓縮機實際上是真空泵，抽氣機。低壓端被抽真空了。

來源: 追風大老虎於 2013-03-08 10:53:56 [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.