英语词汇“cost-benefit study”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	cost-benefit study
释义	cost-benefit study 成本效益研究，成本收益研究
随便看	self-deliverance self-deliverances self-delivery self-deluded self-deluding self-deludings self-delusion self delusion self-delusions self-demagnetization self demagnetization selfdemagnetization self-demagnetization effect of tape self-demagnetization factor self-demagnetization field strength self-demagnetization force self-demagnetization loss self-demagnetizing factor self-demagnetizing field self-demagnetizing force self-demarcating code self demarcating code self-demarking code self demarking code self-denial 滴水不漏滴水不漏，万无一失滴水不间断，能使石头穿滴水之恩，不忘涌泉相报滴水之恩，当以涌泉相报滴水之恩，涌泉相报滴水可见太阳滴水成河，积少成多滴水汇成河，粒米堆成箩滴滴流珠散，渟渟明月止騤騫騭騮騰騶騷騸騾驀