核聚变即使成功，净化海水为淡水，花费巨大，我起跑线上又要比别人落后10-20步！

来源: qiba 于 2008-07-16 17:58:24 [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.