什么叫制造业大国？去回顾一下历史，看看美国怎么成为世界老大的？

来源: 薛成于 2016-11-17 14:36:47 [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.