After comprehensive evaluation on every index, the result of activating phosphorus of the three martials is: weathering coal> peat> bentonite. 就各指标进行综合评价,3种材料活化磷的效果依次是:风化煤>泥炭>膨润土。
Besides, activating bentonite by acid leaching and microwave has also been investigated. 另外,对膨润土的酸浸和微波活化做了相关研究。