There, in a process called denitrification, microbes convert the nitrogen into nitrous oxide (also called laughing gas) and an inert gas called dinitrogen.
在那里，经称为脱氮的过程，微生物把氮转化为一氧化二氮(又称笑气)和一种称为二氮的惰性气体。
Beaulieu and colleagues measured nitrous oxide production rates from denitrification in 72 streams draining multiple land-use types across the United States.
对美国各地多种土地使用类型的72条排水溪流，比尤利和同事测量了脱氮作用造成的一氧化二氮产生率。
Biologic denitrification is one of the most popular methods to remove nitrite and nitrate from water.
生物反硝化法是解决水体中硝氮污染问题的主要方法之一。
The technology of biological denitrification for wastewater is always the focus in wastewater treatment field.
生物法脱氮技术一直是水处理领域所关注的热点和难点。
Nitritation, which has plenty of advantages, is a newly developed method for biological denitrification in the last few years.
亚硝酸型硝化脱氮是近年来开发的一种新型生物脱氮技术，具有诸多优势。
Have good denitrification and phosphorus effect.
具有良好的脱氮除磷效果。
The denitrification rate increased with the increase of the temperature.
温度升高，反硝化速率增加。
Develop the system of selective catalytic reduction fume denitrification.
选择性催化还原烟气脱硝系统开发。
The denitrification is an important channel to attenuate nitrate in lakeshore buffer zones.
反硝化作用是湖岸缓冲带去除硝酸盐的重要途径。
Future application prospect and further study trend of aerobic denitrification are presented.
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。
Reburning process for flue gas denitrification and its main affecting factors are summarized.
综述了再燃法烟气脱硝技术及其主要影响因素。
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。
Nitrate nitrogen removal from ground water by autotroph IC 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。
Bacteria denitrification and the main characteristics of enzymes that catalyze the process were clear.
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。
Under anaerobic conditions nitrates and nitrites are both reduced by a process called denitrification.
在厌氧条件下，硝酸盐和亚硝酸盐通过脱硝作用被还原。
The denitrification in the batch reactor has higher efficiency than that in the continuous flow reactor.
间歇流反应器的脱氮效果好于连续流反应器，特别当碳氮比较低时。
Biological denitrification was the major method, and some new processes of nitrate treatment were reviewed.
生物脱氮是硝酸盐治理的主要方法，本文综述了硝酸盐治理的一些新工艺。
The performance of denitrification in the up-flow biological aerated filter (UBAF) is studied experimentally.
文章对单级上流式曝气生物滤池的脱氮性能进行了初步研究。
Study was made on the efficiency and mechanism of shortcut nitrification-denitrification in aerated biofilter.
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。
Soil denitrification was studied in winter wheat-summer maize rotation cropping system with an aquic cambisol.
在北京潮土上研究了冬小麦-夏玉米轮作体系下土壤氮素反硝化损失。
In the anoxic phase, without adding external carbon source, internal carbon source is used for denitrification.
在缺氧阶段，可利用内碳源实现剩余硝态氮的反硝化。
Conventional bioremoval of nitrogen involves two processes: aerobic nitrification, and anaerobic denitrification.
传统生物脱氮包括好氧硝化和缺氧反硝化两个过程。
A complete aerobic denitrification function can take place when there are enough degradable organic carbon sources.
当存在足够的易降解有机碳源时，能发生完全的好氧反硝化作用。
SBR process was used in studying the phenomenon of aerobic denitrification during the denitrification of wastewater.
采用SBR工艺，对废水脱氮中的好氧反硝化现象进行了研究。
The structure and shape of magnesia base catalyst-sorbent before and after denitrification were characterized by XRD and FT-IR.
利用红外光谱、X射线衍射对脱硝处理前后的氧化镁基催化吸附剂进行了分析，探讨其脱硝的机制。
The application of simultaneous nitrification and denitrification is predicted and the future studying direction is put forward.
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。
In this paper, a new process with nitrous nitrification and denitrification for treating coal gasification wastewater is reported.
针对煤气废水的特点，提出亚硝酸型硝化——反硝化处理煤气废水新工艺。
Mature technologies are applied to power plants including desulfurization, denitrification and low nitrogen combustion procedures.
成熟的燃煤污染控制技术主要应用于发电厂，包括脱硫、脱氮工艺或低氮燃烧。
The new biological denitrification techniques have gradually attracted the attention of people because of their obvious advantages.
生物脱氮新工艺由于其独特的优点日益引起人们的关注。
Under the optimal experimental conditions, the desulfurization and denitrification efficiencies reach 100% and 96.84%, respectively.
在最佳实验条件下，脱硫效率和脱硝效率分别达到了100%和96.84%。
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