我同事家有，据说非常好；节省电费只是小头，大头在卖绿色能源指标。

来源: F75 于 2009-05-24 13:58:15 [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.