The paper presents the innovation measures of dedust in ore channel of iron making plant in terms of valves, exhaust hood, aircurtain and control method etc.
就炼铁高炉矿槽除尘系统的方式，提出了一些革新的措施，涉及到阀门、吸气罩、风幕及控制方法等。
2
The aging of the hot aircurtain line and the improper connection method of the electric wire is the biggest hidden trouble of the accident.
热风幕线路的老化及电线的连接方法不当是造成事故的最大隐患。
3
The method manufactures the curtain by hanging rootless plants which are the air plants uniformly.