短語詞組短語Equipment maintenance cost 裝備使用維脩費用equipment overhead cost 設備琯理費用Equipment rental cost 設備運用成本;設備租賃費用equipment support cost 裝備保障費用equipment procurement cost 設備購置費equipment t cost 設備成本equipment depreciation cost 設備折舊費original equipment purchase cost 原始設備購買成本equipment running cost 設備運行費用 返回 equipment cost