例句與造句

1. optimal control in investment portfolio and consumption under typical utility index
   典型效用指標(biāo)下投資組合及消費(fèi)選擇的最優(yōu)控制
2. its theoretical significance lies in the fact that it injects new vitality into classical cardinal approach, but there is widespread doubt about the objectivity of its utility index
   馮?諾依曼效用的理論意義在于給古典的基數(shù)效用論注入了新的生機(jī)，其存在的問題是效用指數(shù)的客觀性受到廣泛質(zhì)疑。
3. It's difficult to find utilities index in a sentence. 用utilities index造句挺難的