經(jīng)濟核算方法 經(jīng)濟核算方法methodofelasticcenter: 彈性中心法methodofdirectiono ervation: 方向觀測法methodofentasis: 收分法methodofcontinuousexponentialsmoothing: 連續(xù)指數(shù)修勻法methodofequalweightsu titution: 等權(quán)代替法下載手機詞典可隨時隨地查詞查翻譯