(1) operational efficiency ::
業務の効率化(2) operational expenses ::
運営費(3) operational costs ::
運用コスト(4) operational research ::
オペレーショナルリサーチ(5) operational planning ::
運用計画(6) operational cost ::
運用コスト(7) operational control ::
業務管理(8) operational readiness ::
動作準備(9) operational procedures ::
操作手順