denitrification怎么读

英式音标：[di:ˌnaɪtrɪfɪ\'keɪʃn]

美式音标：[diˌnaɪtrɪfɪ\'keɪʃn]

denitrification基本解释

n. 脱氮；[化学] 反硝化作用

denitrification的意思释义

n.

反硝化作用，脱硝作用，脱氮作用；

英英释义

Denitrification is a microbially facilitated process of nitrate reduction that may ultimately produce molecular nitrogen (N2) through a series of intermediate gaseous nitrogen oxide products.

denitrification用法及例句

双语例句

用作名词(n.)

In a process called denitrification, the microbes convert nitrates in the water into nitrogen gas, which is released into the atmosphere.

在这种名为脱氮作用的过程中，微生物将在水中的硝酸盐肥料转化为氮气，并释放进入大气环境。

例句参考

Denitrification across landscapes and waterscapes: a synthesis.

Denitrification in sediment determined from nitrogen isotope pairing

Role of nitrifier denitrification in the production of nitrous oxide

Cell biology and molecular basis of denitrification

Stream denitrification across biomes and its response to anthropogenic nitrate loading.

Denitrification in freshwater and coastal marine ecosystems: Ecological and geochemical significance

Simultaneous nitrification and denitrification in bench-scale sequencing batch reactors

Nitrogen removal from synthetic wastewater by simultaneous nitrification and denitrification (SND) via nitrite in an intermittently-...

Experimental determination of nitrogen kinetic isotope fractionation: Some principles; illustration for the denitrification and nitr...

denitrification词源

denitrification (n.)

1883; see de- + nitrification. Related: Denitrate; denitrify.

denitrification相关例句

1. In a process called denitrification, the microbes convert nitrates in the water into nitrogen gas, which is released into the atmosphere.

在这种名为脱氮作用的过程中，微生物将在水中的硝酸盐肥料转化为氮气，并释放进入大气环境。

2. 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。

3. So, as runoff from fertilizer increased, the natural denitrification system slowed, and more nitrogen survived untouched to the open ocean — worsening the dead zones.

因此，随着化肥使用的增加，自然脱氮系统的速度将减慢，更多的氮将不经处理地直接流入海水——加剧死亡地带的危害程度。

4. 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。

5. In this work a CSTR model was adopted to simulate the chemical reaction processes in non-thermal plasma flue gas denitrification.

本文采用CSTR模型，对非热等离子体烟气脱硝的化学反应过程进行数学模拟。

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6. By detecting the nitrite and nitrate in effluent after aeration , it was found that the denitrification rate in this reactor was about 85%.

对出水氧化态氮的跟踪检测显示，在没有对反硝化阶段作特殊控制的条件下，反硝化率在85%左右。

7. Objective To discussion of electrolysis disinfection and denitrification techniques and their applications in water treatment.

目的探讨电解杀菌和反硝化脱氮技术在水处理中的应用。

8. High Degrees of Treatment. Can be designed for any desired degree of treatment achievable through biological means, including denitrification with submerged units.

高级处理效果。通过生物方法，包括使用潜式组件进行反硝化的方法，可以处理任何期望程度的污水。

10. The result showed that the measurement of nitrifying rate and nitrobacteria count was an important basis for determining the denitrification effects.

结果表明，生物脱氮系统硝化段的硝化速率和硝化细菌数量是判断生物脱氮效果的重要依据。

11. Study on denitrification of municipal sewage by using suspended carrier activated sewage (SCAS) and biosorption activated sludge process (BSAS) have been conducted.

采用悬浮载体活性污泥法工艺（SCAS）和吸附活性污泥法（BSAS）脱氮工艺进行了城市污水脱氮试验。

12. Restricting dissolved oxygen(DO) concentration in anoxic phase through controlling aeration intensity or circumfluence channel area is beneficial to denitrification effect of MBR.

通过控制曝气强度或减小回流通道断面限制缺氧区溶解氧质量浓度，可提高MBR中的反硝化效果。

13. The liquid phase denitrification technology for lube base oil developed by Jingmen Petrochemical Design Institute was introduced together with its commercial design features.

介绍了荆门石油化工设计院开发的润滑油基础油液相脱氮工艺及其工业设计特点。

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14. 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。

15. Both the nitrification and denitrification performance decreased obviously, although the nitrate removal in the first anoxic zone was increased when the value of R was higher than 1.0.

结果表明，当R值高于1.0时，尽管第一段缺氧区的硝酸盐氮去除量明显增加，而系统硝化、反硝化效果均明显降低。

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16. Thirdly, it summarizes numeral model of denitrification rate.

介绍反硝化速率模型的研究开发状况。

17. The study focused on the capability of nitrification and denitrification of the sludge in the reactors.

重点研究了两反应器中污泥的硝化活性与反硝化活性。

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18. 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。

19. Fertilizer N not taken up by plant roots is subject to microbial immobilization and losses by denitrification, volatilization and leaching.

未被植物根系吸收的肥料氮会被生物固定和通过反硝化、挥发和淋失而损失。

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20. Denitrification can benefit people by remediation of nitrogen polluted water system and in the opposite can cause great loss by removal of nitrogen fertilizer from fields.

反硝化作用与人类的生产、生活密切相关，它能使江河湖海脱除氮素富营养化而得以净化，也能使农田氮肥反硝化流失造成重大经济损失。

21. It has been conducted an experimental study on the effect of sulfate reduction on denitrification under anoxic condition.

对缺氧环境下硫酸盐还原对反硝化脱氮过程影响进行了试验研究。

22. It is found that HRT, influent ammonia nitrogen and external carbon source have significant effect on biological nitrification and denitrification.

通过试验发现HRT、进水氨氮和外碳源对生物硝化和反硝化有重要影响。

23. DO was the key factor for the simultaneous nitrification and denitrification of SBBR. Reducing SRT was availability to removal phosphorus.

在这些影响因子中，DO是SBBR同时硝化反硝化的控制因素，而适当缩短泥龄可以很好除磷。

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24. A good water quality of effluent was achieved to meet the State Standard with second level for discharging by stoichiometric control of nitrification and denitrification .

通过硝化反硝化反应的计量学控制，实现了垃圾渗滤水的稳定处理，其出水完全达到该类废水的国家二级排放标准。

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25. Activated Sludge Model No. 1 (ASM1) was used for bioreactor modeling. A case study was made for a complex activated sludge process including nitrification, denitrification and aeration.

采用ASM1模型来模拟生物反应，对包括硝化、反硝化和曝气等复杂过程的活性污泥废水处理系统进行了模拟和优化研究。

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26. In the end, it recommends the deficient and advance in the domestic and foreign denitrification research.

较后，提出了目前国内外反硝化研究中存在的不足及发展方向。

27. The nitrate is fast reduced, and the accumulated nitrite appears during the denitrification runs.

在反硝化过程中，硝酸盐迅速被还原，有亚硝酸盐累积现象出现。

31.chemical denitrification

化学反硝化作用

32.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。

35.All currently operating coal-fired power plants in Beijing should be transformed, and adoption of desulfurization and denitrification procedures will be completed before 2005 so that the total emissions of SO2 and NOx will be declined.

对于目前北京在用的燃煤发电厂，需要在2005年以前全部改造并使用脱硫、脱氮工艺，努力降低二氧化硫和氮氧化物的排放总量。

37.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。

39.obligate denitrification

专性反硝化作用

40.denitrification process

脱硝过程