decreasing returns是什么意思

decreasing returns是什么意思 decreasing returns to scale规模报酬递减的概念是什么? 西方经济学 different between decreasing returns to scale and diminishing marginal returns的不同 decreasing election returns在中文是啥意思 RETURNS是什么意思? tax returns prudent returns both parents' tax returns 是啥请问有大侠知道吗?申请奖学金要用 Many happy returns! MANY HAPPY RETURNS怎么样 retain receipt for returns shareholder's returns是什么意思 election returns是什么意思 THE GODFATHER RETURNS怎么样 ever-decreasing是什么意思啊?如题 时态全还给老师了,这句句子是什么时态?e.g.As its cars guzzle fuel,this car company has decreasing sales figures in recent years.has decreasing属于什么时态?是现在完成进行时吗?可是现在完成进行时的构成是：主 election returns 是一个固定的词组么?Eg：Quantitive analyses of election returns are useless in analyzing political activities of women.其中的election return是何意?