To oxidize (an ammonia compound) into nitric acid, nitrous acid, or any nitrate or nitrite, especially by the action of nitrobacteria.
通过硝化细菌的作用将氨的化合物氧化成硝酸盐的过程。
Immobilized nitrobacteria were cultivated in the fluidized bed while nitrobacteria in the bio-film grew on the elastic plastic media in the fixed bed.
固定化包埋硝化菌在流化床内培养，生物膜反应器内的硝化菌以生物膜的形式附着在软性填料上生长。
In the end, the basic change of the water quality is deserved. On the basis of those, the eutrophication waters can be repaired by precipitum and nitrobacteria.
在了解水体水质变化状况的基础上，利用消氮细菌及沉淀细菌对实验水体进行生物修复。
By immobilizing the enriched nitrobacteria separately, the feasibility of applying microorganism immobilization technology to the denitrification of coking wastewater is studied.
通过把富集培养的硝化细菌单独固定化，进行了固定化用于焦化废水脱氮的可行性研究。
This paper describes the harm to the circulating water system in synthetic ammonia plant caused by the leaking of ammonia and nitrobacteria, and relative countermeasures are presented.
介绍了合成氨厂循环水系统漏氨较为严重时对杀菌灭藻的危害以及硝化菌群对系统的影响，提出搞好循环水系统运行的一些措施。
Main conclusions educed from this experiment were as follows:1. The effect of different fertilizing treatments on soil ammonifying bacteria, nitrobacteria, denitrobacteria was significant.
本试验得出的主要结论有：1。不同培肥处理对土壤自生固氮细菌、土壤氨化细菌、硝化细菌、反硝化细菌影响差异显著。
However, as nitrobacteria can gradually adapt the inhibition caused by FA, however, it is not stable enough to achieve nitrite accumulation merely depending on the increase of FA concentration.
合适浓度的FA有助于亚硝酸盐的积累，但是，由于硝酸菌能够对FA产生的抑制作用逐渐适应，单纯靠增加FA浓度来实现硝酸盐的积累是不稳定的。
However, as nitrobacteria can gradually adapt the inhibition caused by FA, however, it is not stable enough to achieve nitrite accumulation merely depending on the increase of FA concentration.
合适浓度的FA有助于亚硝酸盐的积累，但是，由于硝酸菌能够对FA产生的抑制作用逐渐适应，单纯靠增加FA浓度来实现硝酸盐的积累是不稳定的。
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