算俺多说一句：用丙酮要注意安全。万事安全第一。

来源: 00zz7788 于 2010-09-28 11:31:21 [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.