基本解釋[經(jīng)濟(jì)學(xué)]備用輔機(jī)[動(dòng)力與電氣工程]備用輔機(jī)英漢例句雙語例句Powered back-up roll is an auxiliary device on veneer lathe.動(dòng)力壓輥是單板旋切機(jī)上一個(gè)輔助裝置。back-up auxiliary更多例句專業(yè)釋義經(jīng)濟(jì)學(xué)備用輔機(jī)動(dòng)力與電氣工程備用輔機(jī)