唐山地震后科普工作搞了好几年，学习资料很多，只是有些人不看，不学。

来源: 战洪图于 2011-03-12 19:16:35 [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.