airpreheater,oilcooler,heatexchangerwithdividingwall詞語:airpreheater,oilcooler,heatexchangerwithdividingwall解釋:空氣預熱器,油冷器,帶隔離壁的換熱器詞典:專利專業英漢詞典airpreheater,oilcooler,heatexchanger......