评价结果表明：该段主要污染指标高锰酸盐指数、五日生化需氧量、氨氮。
The result indicated that the main pollution target of this section is permanganate index, five days' biochemical oxygen demand and ammonia nitrogen.
其主要作用是降低原水的污染指数和余氯等其他杂质，达到反渗透的进水要求。
Its main role is to reduce the raw water pollution index, and residual chlorine and other impurities, to reverse osmosis water requirements.
主要污染指标是氨氮、石油类、高锰酸盐指数、挥发酚。
The key pollution indicators are ammonia nitrogen, petroleum, potassium permanganate index and volatile phenol.
收集了2006年《重点城市空气质量日报》中中国86个重点城市空气质量主要分析指标——空气污染指数（A PI）、首要污染物、空气质量级别，并对数据进行统计分析。
Analyze the main index, which include API, primary pollutant, air quality level, in 86 cities of china from Urban Ambient Air Quality Daily Report of 2006.
收集了2006年《重点城市空气质量日报》中中国86个重点城市空气质量主要分析指标——空气污染指数（A PI）、首要污染物、空气质量级别，并对数据进行统计分析。
Analyze the main index, which include API, primary pollutant, air quality level, in 86 cities of china from Urban Ambient Air Quality Daily Report of 2006.
应用推荐