Nitrogen and Phosphorus are restricted severely to prevent the water eutrophication. Biological nutrient removal (BNR) is an important water pollution control technology.

为遏制水体的富营养化，氮、磷的排放标准日趋严格，生物脱氮除磷工艺能有效地去除水体中的氮、磷。

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The model was applied to Hanyang District, Wuhan to study urban non-point source pollution control technology, and satisfactory results were achieved.

所建模型已成功地应用于武汉市汉阳地区城市面源污染控制技术研究，获得了满意的结果。

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Federal environmental regulations require that coal and oil-fired power plants use pollution control technology to decrease their sulfur dioxide emissions.

联邦环境法规要求煤炭及燃油发电厂使用污染控制技术以减少二氧化硫排放。

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But it will also create new jobs, building and installing all sorts of pollution control technology.

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Consequently, pollution control technology manufactures cannot provide guarantees that companies installing their equipment will be in compliance.

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Ms. VICKIE PATTON (Environmental Defense): EPA has, in a number of instances, taken a step back from its proposal and instead will allow some of these high-polluting, older coal plants to continue to discharge smog-forming and haze-forming pollution at a level that doesn't really reflect what today's modern pollution control technology can, in fact, achieve.

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