问题多啦！真空条件下还有挥发问题，胶卷不只是胶片，还有其它零件的材料

来源: iwbb 于 2011-11-19 17:13:25 [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.