监测结果表明，烟尘、二氧化硫和氮氧化物等废气污染物的排放浓度超过国家标准要求。
The results showed that the dust, sulfur dioxide and nitrogen oxides are all over the limit of country letting standard.
本标准分年限规定了锅炉烟气中烟尘、二氧化硫和氮氧化物的最高允许排放浓度和烟气黑度的排放限值。
This Standard specifies the supreme permissible effluent concentration of flue dust, SO2 and nitrogen oxides as well as the emission limits of flue gas blackness by age limits.
应用推荐