我的理解是大坝有作用，但可能达不到当初的设计要求

来源: sleepy_bear 于 2010-07-20 12:20:04 [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.