我也GOOGLE了一下，用PDF password remover cracker，也找到一个

来源: WQ_菁菁于 2008-03-07 08:48:13 [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.