busy-back jack [動(dòng)力與電氣工程]忙廻插口[機(jī)械工程]忙廻插口busy-back [電子、通信與自動(dòng)控制技術(shù)]佔(zhàn)線信號(hào)忙廻信號(hào)佔(zhàn)線信號(hào)[機(jī)械工程]忙廻[計(jì)算機(jī)科學(xué)技術(shù)]忙廻busy work 課間自習(xí) 忙碌的工作busy with worldly affairs 風(fēng)塵碌碌busy with 忙於…busy welding [機(jī)械工程]對(duì)熔接busy waiting [計(jì)][通信] 忙等待busy wait loop 忙等待循環(huán)busy verification tone [電子、通信與自動(dòng)控制技術(shù)]佔(zhàn)線確認(rèn)音busy tone [通信] 忙音busy token [計(jì)算機(jī)科學(xué)技術(shù)]忙碌符記忙符記[電子、通信與自動(dòng)控制技術(shù)]忙碌符記busy time of line [計(jì)算機(jī)科學(xué)技術(shù)]線路佔(zhàn)用時(shí)刻[電子、通信與自動(dòng)控制技術(shù)]線路佔(zhàn)用時(shí)刻busy time [經(jīng)] 繁忙時(shí)間;[計(jì)] 被佔(zhàn)時(shí)刻busy test relay 佔(zhàn)線繼電器busy test [計(jì)][通信] 忙碌測(cè)試;[通信] 佔(zhàn)線測(cè)試busy street [貿(mào)易] 閙市busy signal 佔(zhàn)線信號(hào);忙碌信號(hào)busy season [貿(mào)易] 旺季busy schedule 繁忙的日程busy report [電子、通信與自動(dòng)控制技術(shù)]佔(zhàn)線報(bào)告佔(zhàn)線報(bào)表[計(jì)算機(jī)科學(xué)技術(shù)]忙線報(bào)告