Biological nutrient removal is a relatively low-cost means of removing nitrogen and phosphorus from wastewater.
在对废水进行脱氮除磷时，去除生物营养素是一种相对成本较低的方法。
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。
Third, control in time can performs the anaerobic, anoxic and aerobic conditions in a same compartment, and realizes or enhances biological nutrient removal.
第三，采用时序控制，形成厌氧、缺氧和好氧状态，实现除磷脱氮功能，运转灵活；
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。
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。
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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