When gold is recovered from pregnant solution highly containing Cu, Pb, Zn by zinc dust precipitation, the effect is disappointing.
从含高铜、铅、锌贵液中直接用锌粉置换回收金，效果差。
This can be the foundation of integration design and operation of dust precipitation and flue gas desulphuration using waste alkali liquid.
本研究为除尘脱硫一体化的设计及利用废碱液进行除尘脱硫的运行操作提供依据。
Upper inlet style means the dusty flow inlet is situated on the upper part of the bag-house, and the direction of flow is same as that of dust precipitation.
上进风是指含尘气流入口位于袋室上部，气流与粉尘沉降方向一致。
Through a year operation, it is stated that the Operational performances of this unit is stable and reliable and the ratio of dust precipitation is increased from 90% to 98%.
运行结果表明，该设备工作性能稳定可靠，除尘效率有了明显的提高，由原来的90％提高到98％。
The present paper introduces application of the dust precipitation pipeline at the Sintering Plant, and describes in detail the main technical characteristics in the pipeline design.
介绍了烧结厂除尘管道的应用状况，并对除尘管道设计中的一些主要技术特点作了较为全面的叙述。
It also can influence clouds and precipitation, leading to droughts; which, in turn, leads to desertification and more dust.
反过来它也能影响云和降水，导致干旱，甚至导致沙漠化和多尘。
Windy days and temperature are composed of the impetus factors of dust storm, and vegetation coverage and precipitation are the main resistance factors.
大风日数和温度是沙尘暴形成的动力因子，植被覆盖度和降水是阻力因子。
Precipitation process of the goethite from hot acid leaching solution of zinc concentrate roast dust was investigated.
研究了从锌焙烧烟尘常压热酸浸出液中沉淀针铁矿的过程。
The electrostatic precipitation electrostatic agglomeration process is used for purifying the harmful gas and smoke dust from an aluminum cell of self baked anode.
应用电除尘与静电凝聚技术相结合，净化自焙阳极铝电解槽生产过程中所产生的有害气体和烟尘。
The electrostatic precipitator provided by the invention adopts static electricity for dust absorption, and has high precipitation efficiency and good effect under the high voltage.
本发明静电除尘装置采用静电吸附尘埃，在高压作用下，除尘效率高，效果好。
The precipitation, evaporation, sunshine, dust and sand weather only passed significance inspection in the specific month, and the dependence is not obvious.
降水、蒸发、日照和沙尘天气只有个别月份通过了显著性检验，相关性不明显。
With the action of some bivalent cation, high temperature shift catalyst has been prepared by mixture precipitation method using open-hearth dust as a raw material.
利用钢铁厂平炉尘制备中温变换催化剂，制备成本低，工艺简单，活性达到部颁标准，具有明显的经济效益。
The concentrations of fugitive dust are affected by precipitation and humidity.
扬尘浓度主要受降雨和湿度的影响。
The precipitation influences significantly the seasonality and frequency of dust storms in Central Asia.
中亚地区盐尘暴的季节性和频率受降雨的影响很大。
Summer monsoon was weaker and winter monsoon stronger. Precipitation decreased, and eolian dust deposition was accelerated.
这一时期夏季风减弱，冬季风增强，风成黄土堆积，降水减少。
A new technic for treating with flash furnace electric precipitation (FFEP) dust by leaching, oxidation, neutralization and removal arsenic by producing ferrous arsenate slag is studied.
研究了以浸出—氧化—中和法处理闪速炉电收尘(FFEP)烟灰，并将其中的砷以砷铁渣形式脱除。
A new technic for treating with flash furnace electric precipitation (FFEP) dust by leaching, oxidation, neutralization and removal arsenic by producing ferrous arsenate slag is studied.
研究了以浸出—氧化—中和法处理闪速炉电收尘(FFEP)烟灰，并将其中的砷以砷铁渣形式脱除。
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