removal of pollutants meaning in English

去除污染物
消除污染物

Research on removal of pollutants from stormwater using artificial soil and plant system by experimentation in beijing
北京城区雨水人工土植物系统水质净化研究
Uf can not be considered as the main organic - removing process , ro and nf are very efficient in the removal of pollutants and treated water contains little organic and inorganic substances
超滤膜除有机物效率不高，而反渗透和纳滤膜在较好地去除水中有机物的同时，也去除了水中绝大部分无机物，出水有机物和无机物浓度都比较低。