我也GOOGLE了一下，用PDF password remover cracker，也找到一個

來源: WQ_菁菁於 2008-03-07 08:48:13 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.