短語詞組短語convection n heater 對(duì)流加熱器convection type heater 對(duì)劣熱器;對(duì)流式加熱器;對(duì)流熱器;對(duì)流式爐radiant and convection type heater 輻射對(duì)流型爐down -convection box type heater 菸氣下行式對(duì)流箱式爐;菸道氣下行對(duì)流箱式加熱爐convection box type heater 菸氣下行式對(duì)流箱式爐forced convection heater 強(qiáng)制對(duì)流加熱器Pressurized convection heater 加壓對(duì)流加熱器natural -convection type air heater 自然對(duì)流型空氣加熱器 返回 convection heater