短語詞組短語Operating quality cost 操作質(zhì)量成本operating labor cost 操作工人費operating g cost 營運成本tonnage -operating-cost method 噸液成本法Operating cost and expense 營業(yè)成本與費用vehicle operating cost [交]車輛營運費;車輛運營成本IOC Indirect Operating Cost 間接營運成本Increase operating cost 增加營運成本High operating cost 運行成本高;運行費用高 返回 operating cost