英语词汇“three-level maintenance”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	three-level maintenance
释义	three-level maintenance 三级维修
随便看	soft case-based reasoning softcast soft cast iron soft-cast steel soft-cast steels soft cataract soft catheter soft cats iron soft-cement column soft cement-soil soft center soft-centered soft centered structure soft center share soft center steel soft-center steel soft center steel moldboard soft-center steel moldboard soft-center steel mouldboard softcentre soft centre soft-centre soft centred soft-centred Soft-centred chocolate