From the economic index sign contrast the burning coal type spraydryingtower of system has the obviously economic advantage.
从经济指标对比,燃煤型喷雾造粒系统有明显的经济优势。
2
The wall sticking of half wet material is concerned to the structure, fixing and operation of spraydryingtower and sprayer, the motion of hot air in tower.
The wall sticking of half wet material is concerned to the structure, fixing and operation of spraydryingtower and sprayer, the motion of hot air in tower.