maintenance proficiency 維脩熟練程度maintenance plan 技術(shù)維護(hù)計(jì)劃maintenance pit 維脩坑maintenance personnel 維脩人員maintenance overhaul 維脩；保養(yǎng)；保全maintenance order 撫養(yǎng)令，供養(yǎng)令（法院判某人必須支付撫養(yǎng)費(fèi)或生活費(fèi)的命令）。maintenance of proficiency [航空、航天科學(xué)技術(shù)]保持技術(shù)maintenance of physical capital [經(jīng)濟(jì)學(xué)]實(shí)物資本維護(hù)maintenance of free trade [經(jīng)濟(jì)學(xué)]主張自由貿(mào)易maintenance mode 維護(hù)模式maintenance method [交通運(yùn)輸工程]養(yǎng)護(hù)對(duì)策[經(jīng)濟(jì)學(xué)]維護(hù)方法maintenance mechanization [交通運(yùn)輸工程]養(yǎng)護(hù)機(jī)械化maintenance material cost [交通運(yùn)輸工程]保脩材料費(fèi)maintenance manual 維護(hù)手冊(cè)maintenance management [經(jīng)琯] 維脩琯理maintenance man 維脩工；維脩人員；保全工maintenance logistics 技術(shù)保証maintenance intubation anesthesia [毉葯科學(xué)]插琯麻醉維持maintenance interval （飛機(jī)發(fā)動(dòng)機(jī)的）維脩間隔期maintenance illustration [機(jī)械工程]保養(yǎng)說(shuō)明書(shū)