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Nitrate nitrogen removal from ground water by autotrophic denitrification in a packed bed reactor. 固定床自养反硝化去除地下水中的硝酸盐氮。
Nitrification is an important step to affect nitrogen removal in biological treatment processes. 生物脱氮系统中，硝化作用好坏是影响脱氮工艺效率的重要步骤。
The influence of C/N ratio on the nitrogen removal was investigated in the suspended carrier biological reactor. 文章研究了C/N对悬浮填料生物反应器脱氮效果的影响。
LY,with heterotrophic nitrogen removal ability,can biodegrade many kinds of toxic organic pollutants. LY降解去除有毒有机污染物的性能。
The proportion of aeration time and interruption time and the hydraulic retention time (HRT) has great effected the efficiency of nitrogen removal. 曝气/停曝时间比例和水力停留时间(HRT)等因子对浸没式微滤膜一氧化沟组合新工艺脱氮效果有较大的影响。
Compared with traditional activated sludge units,HBRs showed enhancement effects on organic loading rate,nitrogen removal and sludge dewaterability. 粉末活性炭与沸石是两种应用较为广泛的载体材料。
There are significant correlation between nitrogen removal efficiency and the biomass of nitrifying bacteria in water and the plants. 氮去除效率与水体硝化细菌数和植物量有显著的相关性。
In order to ease up overnutrition of water bodies, open up an economical and effectual technology of nitrogen removal is important to us. 为了缓解日益严重的水体富营养化问题，开发一种经济有效的污水脱氮处理技术已成为水污染控制工程领域的重点与热点。
Biological nitrogen removal technology via short-cut nitrification and denitrification is very significant for saving energy and carbon sources. 短程硝化反硝化技术对于节省能源和碳源具有重要意义。
The anaerobic-anoxic-oxic(A2/O) process was utilized to study the primary factors and principles affecting phosphorus and nitrogen removal. 采用厌氧-缺氧-好氧工艺（简称A2／O工艺），研究除磷脱氮的主要影响因素及其规律。
The scanning electron-microscopy (SEM) photograph illuminated that the nitrobacteria grew well, which provided conditions for COD and nitrogen removal. 反应器内的微生物的电子照片说明，硝化菌发达，为处理COD和氨氮提供了保障，从而使得微生物处理废水的效果显著。
The pre-denitrification BAF process integrates the advantages of the BAF and A/O processes and has better performance of nitrogen removal. 前置反硝化曝气生物滤池(BAF)工艺融合了BAF工艺与A/O工艺的优点,具有良好的脱氮性能,其中回流比是影响其处理效果的一个重要因素。
The traditional methods of biological nitrogen removal adopted initrification and nitrification technology,but there are lots problems. 传统的生物脱氮采用的是硝化、反硝化工艺,但存在着很多问题。
At present, the key of the treatment of nitric wastewater(especial low C/N wastewater) is the lack of silicon source, so the effect of nitrogen removal is not very good. 目前含氮废水(特别是低C/N废水)生物脱氮处理所面临的最大问题是碳源不足,从而导致脱氮效果不佳。
Compared to the traditional A/O process which can never guarantee denitrification effect,the process which advanced nitrogen removal in pulsed SBR is advised newly. 脉冲式SBR工艺是针对传统SBR工艺反硝化效果较差提出的一种新型的SBR运行方式。
Van Oostrom A. J., "Nitrogen removal in constructed wetlands treating nitrified meat processing effluent," Wat. Sci. Tech., vol. 32, no. 3, 1995, pp137-147. 郭琼梅，生物处理系统去除都市污水中营养盐之模拟分析，硕士论文，国立中兴大学环境工程研究所，台中，1995。
Y.Z.Peng, G.B.Zhu and S.Y.Wang.Use of C/N ratio as fuzzy control parameter for improved nitrogen removal in step-feed biological nitrogen removal process. 吴淑云、彭永臻、祝贵兵、王淑莹.;分段进水生物脱氮工艺最高脱氮率的探讨
An anaerobic fluidized bed (AFB) reactor was used as anaerobic ammonium oxidation (ANAMMOX) reactor.The nitrogen removal of leachate was studied in this reactor. 摘要采用厌氧流化床反应器(AFB)作为厌氧氨氧化反应器，对垃圾渗滤液脱氮进行了研究。
Results show that, nitrogen removal rate in the sedimentation tank (ST) unit is not apparent, where the mineralization of organic nitrogen to NH4(superscript +) may happen. 研究表明，沉淀池除氮效果最不明显，在该区内有机氮可能发生矿化作用而转变为氨氮。
In order to reconstruct existing sewage treatment works into one with nitrogen removal function,research work on continuous flow intermittent process(CFIA)has been done. 为原有污水厂改建时增加脱氮功能，文中讨论了连续流间歇曝气工艺。