是的指风管，我没说清楚。制冷剂铜管是用银焊丝我知道一点

来源: chinomango 于 2013-10-09 19:40:42 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.