操作員績(jī)效指數(shù) index of operator: 算子的指數(shù)index of performance: 效能指數(shù); 性能指標(biāo)性能指數(shù)index of the performance: 產(chǎn)能比performance index: 性能指數(shù)，演績(jī)指數(shù)。 performance index performance indicator: 績(jī)效指針下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
