短語詞組短語effectiveness theory of value 效用價值論organization effectiveness theory 組織有效性理論market effectiveness theory 市場有效性理論cardinal effectiveness theory 基數效用論system effectiveness theory 系統(tǒng)效率論multi -attribute effectiveness theory 多屬性效用理論magnetic theory shielding effectiveness 屏蔽效能theory of effectiveness value 效用價值論theory of effectiveness 效果論 返回 effectiveness theory