In addition, the necessary and sufficient condition that a decision . making unit (DMU) is DEA efficient (C2GS2) and the condition that optimal solution to DEA model (C2GS2) is unique are presented under single input and single output system.是什么意思_In addition, the necessary and sufficient condition that a decision . making unit (DMU) is DEA efficient (C2GS2) and the condition that optimal solution to DEA model (C2GS2) is unique are presented under single input and single output system.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句