http://imm.io/WvNo
why the slope of the new curve not greater than the original slope if the volume is
reduced??
why the slope is smaller?? ( the ans said)
收錄日期: 2021-04-29 17:48:31
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20130218000051KK00446