基本解釋[經(jīng)濟(jì)學(xué)]再生式熱風(fēng)機(jī)詞組短語(yǔ)短語(yǔ)recuperative air heater 復(fù)熱式空氣加熱器plate type recuperative air heater 板式空氣預(yù)熱器recuperative heater更多詞組專(zhuān)業(yè)釋義經(jīng)濟(jì)學(xué)再生式熱風(fēng)機(jī)