簡單的一個道理，軍用品科技水平比民用的領先30年

來源: 為烈士注冊於 2012-12-20 08:44:16 [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.