基于菌膜厌氧好氧工艺法流程试验,对附着微生物简短硝化的可行性进行了研究。
Based on the experiment of biofilm A/O process, the feasibility of brief-nitrification in attached microorganism system is studied.
而未经亚硝化的鱼露无致突变性。
为此,研究亚硝化型硝化的可能性和可行性。
Therefore, the possibility and feasibility of nitrosification has been studied here in the paper.
细菌反硝化作用以及催化反硝化的各类酶的基本特性已被阐明。
Bacteria denitrification and the main characteristics of enzymes that catalyze the process were clear.
通过小试研究了曝气生物滤池实现短程硝化反硝化的效能和机理。
Study was made on the efficiency and mechanism of shortcut nitrification-denitrification in aerated biofilter.
反硝化的有机碳源主要为生物膜中在厌氧段过量储存的有机碳源;
The organic carbon over storaged in the anaerobic phrase in the biofilm provided the major of organic carbon in the process of denitrification.
对同时硝化反硝化的应用前景进行了展望,提出了今后的研究方向。
The application of simultaneous nitrification and denitrification is predicted and the future studying direction is put forward.
试验结果表明,保持高、低溶解氧交替的环境是实现短程硝化的关键;
The results showed that to maintain environment in which high and low DO occur alternately is the key to achieving short-cut nitrification.
但在特定的水质条件下氨氮难以硝化的问题较为突出,对此进行了探讨。
It is researched that nitration of NH3-N2 becomes very difficulty in special condition of water quality.
并对好氧反硝化的应用前景作了展望,提出了好氧反硝化今后的研究方向。
Future application prospect and further study trend of aerobic denitrification are presented.
本发明的土壤杆菌不但具有异养硝化的能力,同时具有好氧反硝化的能力。
The agrobacterium of the invention has not only heterotrophic nitrification capability but also aerobic denitrification capability.
并对亚硝酸型硝化反硝化的应用前景进行了展望,提出了其今后的研究方向。
Moreover, the future application prospect and further study trend of aerobic denitrification were proposed.
膜生物反应器中同步硝化反硝化的发生符合反应器溶解氧分布不均理论以及缺氧微环境理论。
Nitrification and denitrification accord with the theory of maldistribution of DO and theory of deficiency of oxygen in microenvironment.
因此可以得出,好氧反应时间的控制在亚硝化阶段基本结束时是维持并稳定短程硝化的关键。
Therefore, it may be concluded that control of aerobic reaction ending at nitrosation stage is the key to the maintenance and stabilization of short-cut nitrification.
研究了低溶解氧(DO)下,在SBR和CSTR反应器内实现短程硝化的条件及其污泥性状的变化。
Study was made on the conditions in which short-cut nitrification was achieved and on the variation of sludge characteristics at low DO in SBR and CSTR.
本实验采用实验室筛选出的高效反硝化菌YZ-2,研究了不同条件对YZ-2进行生物反硝化的影响。
In the experiment, we used the dentrifier named YZ-2 which has been isolated in the laboratory. We researched the influence of different conditions on the dentrifier.
反硝化过程中,对亚硝酸进行反硝化的速率比对硝酸盐进行反硝化的速率高1.15倍,缩短了反硝化所需时间。
In denitrification process the denitrification rate over nitrite was 1.15 times higher of that over nitrate, thus, the denitrification time was also shortened.
最后,研究了叔辛胺和环氧氯丙烷反应得到的1-叔辛基-3-羟基氮杂环丁烷盐酸盐的甲磺酰化和硝化的反应性。
At Iast, the possibility of the 1-tert-octyl-3-hydroxyl azetidine's hydrochloric salt methyl-sulfuric-acyl reaction and nitration reaction is studied.
以稳定运行的全程硝化的生物膜反应器的一个反应单元为研究对象,通过外加氯实现对硝化反应中两类细菌的选择性抑制。
In a cell of biofilm reactor for whole-run nitrification, chlorine was added to achieve the selective inhibition to two kinds of bacteria in nitrification.
由于蛋白质硝化与多种心脏疾病密切相关,通过研究对蛋白质硝化的抑制作用筛选出合适的黄酮,可能有助于预防和治疗与活性氧和活性氮密切相关的心脏疾病。
Also the research for antioxidant of flavonoids that prevented protein nitration from heart injury may offer a unique therapeutic option for the prevention and treatment of various heart diseases.
研究了三种土壤反硝化细菌的生态分布。
The ecological distribution of denitrifying bacteria in the three soils was studied.
研究了水稻、大麦根际和根际反硝化细菌的生态分布。
The ecological distribution of denitrifying bacteria on rhizoplane and in rhizosphere of rice and barley was studied.
建立一种简单的方法来建立兔硝化膜条件反射动物模型是一项探索性研究。
It is a exploring research on a simple and easy method for establishing the animal model of nictitating membrane conditioned reflex with rabbit.
此时,硝化棉纤维纸上的细菌仍旧不可见。
At this point, the bacteria on the nitrocellulose paper remain invisible.
然后,她们检测这29中“候选”蛋白质中硝化反应的相对强度和形式,结果表明6中蛋白质的硝化反应大大增加。
They then measured the relative levels and patterns of nitration in the 29 “candidate” proteins and found significant increases in six of them.
对此的硝化会生成二硝基甲苯。
和硝化作用有关的一个问题就是由于生成硝酸而使系统内的PH值降低。
A problem related to nitrification is a drop in PH for the system due to the formation of nitric acid.
硝化处理效率低是硝化处理工艺的主要问题。
Low nitrification efficiency is the main problem from the process of nitrification.
硝化处理效率低是硝化处理工艺的主要问题。
Low nitrification efficiency is the main problem from the process of nitrification.
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