But more data is needed to substantiate the effectiveness of absorption on sludge as a removal process.
但需要更多的资料来论证污泥吸附作为一种去除方法的效能。
2
More data is needed to substantiate the effectiveness of adsorption on sludge as a removal process.
需要更多的资料来论证污泥吸附作为去除方法的效能。
3
Prolonging properly anaerobic treatment time and increasing aeration rate of nitrogen can improve anaerobic environment and the activity of sludge, increasing the removal rate of phosphorus.