略語大辞典 [C] 16 CCO commercial concept of operation (アメリカの)民間調達業務情報. コンピュータシステム(CALS)で商取引業務を行う場合の情報.commercial concept of operation; an information for commercial contract business through CALS(continuous acquisition and life-cycle support); ref. GCO(government concept of operation);(US); [C:Eco:Tr 丸善「略語大辞典」JLogosID : 11868713