供求关系里,需求和价格的关系,绝对不是线性的

来源: 臭鼬，花花的于 2009-02-03 01:44:02 [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.