还有关于SAP的一个笑话，也和学物理的有关，谁知道？

来源: 什刹海于 2009-07-30 02:24:00 [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.