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。
Cyclic Activated Sludge Technology (CAST) is a viable choice for large-scale municipal wastewater treatment, particularly when nutrient removal is of a major consideration.
循环式活性污泥法对大型城市污水处理尤其在要求深度去除氮磷时，是一种非常高效经济的工艺方法。
Compared with attached algae system, embedded algae system has higher nutrient removal efficiency, and ingathering of algae is easier.
藻类包埋固定化与附着固定化相比较，包埋固定化去除氮磷的效率更高，藻类更易收获。
Effect of submerged plants on nutrient removal was studied in small model aquatic eco-systems consisting of water, sediment and submerged plants.
研究了模拟水生生态系统中沉水植物对水体营养物质消减的影响。
It is necessary to study the characteristics of microorganisms in the sludge in order to efficiently evaluate the biological nutrient removal (BNR) process.
为了有效地评价除磷脱氮工艺，有必要研究污泥中微生物的特性。
MSBR (Modified Sequencing Batch Reactor) is a new developed Biological Nutrient Removal technology, which is quite different from the other transformations of SBR.
MSBR系统是一种新型的生物脱氮除磷工艺，它介于连续流和序批操作之间。
MSBR (Modified Sequencing Batch Reactor) is a new developed Biological Nutrient Removal technology, which is quite different from the other transformations of SBR.
MSBR系统是一种新型的生物脱氮除磷工艺，它介于连续流和序批操作之间。
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