1·The dedust mechanism of wet scrubbers is analysed and studied in detail.
对湿式除尘机理进行了理论分析，导出了湿式除尘器分级效率的计算公式。
2·The paper presents the innovation measures of dedust in ore channel of iron making plant in terms of valves, exhaust hood, air curtain 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。
3·SL301 is complete seals type and no need to dedust and exhaust.
主要特点1 . SL301为全密封式，无需排风除尘。