改革开放后有了一定经济和科技基础，在此之上才可以不断创新发展。

来源: 一家于 2009-04-06 01:30:25 [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.