回复：水越深表面张力越大?能提供教科书吗?

来源: 鸡毛蒜皮于 2008-08-14 13:47:52 [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.