Water quality: installation of closedcircuitcooling, installation of treatment plants.
水质量：安装闭路冷却，安装污水处理设备。
2
Bench of closedcircuitcooling tower that is composed of boiler, exchanger, orifice flowmeter, water pump, micromanometer, heat indicator and so on is established.
建立了由锅炉、换热器、孔板流量计、水泵、微压计、温度计等仪器设备组成的封闭式冷却塔实验台。
3
The paper introduces the design of closed-circuit soft water cooling stave control System used in No. 3 blast furnace in Baosteel.