A new technic for treating with flash furnace electricprecipitation (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。
2
The ground electric field, precipitation and radar data were analyzed and the influences of artificially triggered lightning on characteristics of thunderstorm were discussed.
利用地面电场、地面降雨和雷达资料就人工引发雷电对雷暴特性的可能影响进行了初步分析和讨论。
3
The polar ionosphere is strongly influenced by convection electric fields, auroral particle precipitation, and field-aligned electric currents etc.