backup warning group [經(jīng)濟(jì)學(xué)]備用警告組件backup volume cleanup process [計(jì)算機(jī)科學(xué)技術(shù)]備份文卷清洗處理[電子、通信與自動(dòng)控制技術(shù)]備份卷清除處理backup types [計(jì)算機(jī)科學(xué)技術(shù)]備份類(lèi)型backup tong 打備鉗backup tape [計(jì)] 備份帶 [計(jì)] 后備帶backup system [計(jì)] 備用系統(tǒng)；[計(jì)] 后備系統(tǒng)backup store [土木建筑工程]后備倉(cāng)庫(kù)[計(jì)算機(jī)科學(xué)技術(shù)]后備儲(chǔ)存?zhèn)浞輧?chǔ)存器backup storage n. [計(jì)] 后備存儲(chǔ)器backup software 文件備份backup site backup service 備份服務(wù)backup server 備份服務(wù)器backup safety system [土木建筑工程]備用安全系統(tǒng)backup route [電子、通信與自動(dòng)控制技術(shù)]備份路由[計(jì)算機(jī)科學(xué)技術(shù)]后備路由備用路由backup roll grinding machine [經(jīng)濟(jì)學(xué)]支承輥磨床backup roll 支承輥；背輥；壓輥backup ring 支承環(huán) 墊圈backup restore agent [經(jīng)濟(jì)學(xué)]備份恢復(fù)代理backup restore [計(jì)算機(jī)科學(xué)技術(shù)]恢復(fù)backup relay [動(dòng)力與電氣工程]后備繼電器