Vehicle emission contributed to about 2/3 of NOX- concentration in downtown area.
在市中心区，环境空气中NOx浓度的2/3来源于机动车排放；
More than half of U.S. coal generators lack postcombustion NOx pollution controls.
超过一半的美国煤炭发电机缺乏二次燃烧氮氧化物污染控制。
And so, you make not only water vapor, nox but you make some nitrous oxides, nox, or nox as it is known, and this is the precursor to smog.
这样不仅仅得到的水蒸气，但是你会得到一些氮氧化物，或者如大家所知到的nox，这是烟雾的前驱体。
Instead of getting rid of the NOx the team believe they can use it as a catalyst to help power the reaction.
该团队认为，不必把氮氧化物清除掉，而是利用它作为催化剂，促进化学反应的进程。
And if that wasn t bad enough NOx is a poisonous pollutant that it takes a lot of effort to remove.
而且，比这更糟的是，氮氧化物属于一种有毒的污染物，清除它需要付出很高的成本。
Professor Boehman would like to see more research done so we can know for sure if (and how much) additional NOx pollution is caused by the use of nitrogen-enriched gasoline.
铂尔曼教授还表示，他希望看到更多的研究，以明确添氮汽油的使用到底会产生多少氮氧化物。
In the meantime, regions with high NOX levels and high renewable portfolio standards, such as the American state of New Jersey, will soon be in for a surprise.
同时，伴有大量的氮化物排放和高效的可再生能源配额制（一定的发电需要来自可再生资源）的能源产出地，例如美国的新西泽州，会带来一些不同（用工程学解决问题）。
NOx is produced when the nitrogen from the air reacts with oxygen under high engine temperature and pressure conditions.
在高温高压下，空气与氧气反应，产生了氮氧化物。
Real flue gas is made up of nitrogen oxide (NOx), nitrogen, and oxygen as well as CO2, Peter tells me.
'真正的烟气是由氮氧化物(NOx)、氮、氧以及二氧化碳组成，'彼得介绍说。
Another is Joseph Vargo, American Gothic artist and musician with Nox Arcana.
还有一个是约瑟夫瓦戈，美国Nox Arcana乐团的哥特艺术家和音乐家。
The research on NOX removal from flue gas is becoming a hot issue of air pollution control presently.
烟气脱氮技术的研究已成为目前大气污染控制中的一个热点课题。
Germany is typical in Europe in controlling NOx emission.
欧洲控制氮氧化物的排放以德国较为典型。
Purify NOx, SOx, Volatile Organic Compounds (VOCs) and various bad odor.
净化氧化氮、氧化硫、挥发性的氧化物和各种恶臭气味。
The only relevant factor, therefore, is the emission of nitric oxides (NOX) generated above all at particularly high combustion temperatures.
唯一相关的因素，因此，对（NOx）的氮氧化物排放量在上述所有生成的燃烧温度特别高。
Emissions of diesel engine cause serious harm to environment because of including a great deal of particulate, NOx and hydrocarbon.
柴油机的尾气中颗粒物、氮氧化物和碳氢化合物含量的很高，对环境造成了严重危害。
Reduction of NOX emission in burning coal is an important subject to prevent air pollution.
降低煤燃烧过程中NOX的排放是当前防止大气污染的一项重要内容。
The low NOx burner is available in straight, grid, and insert cartridge sections which are used to spread heat across your duct for very uniform temperature distributions.
该工业燃烧器可选用各种布置方式，包括直线型、栅格和炉墙嵌入式，在管道上传递热量时，可实现极为均匀的温度分布。
High temperature air combustion (HTAC) is a new combustion technology, which can save fuel, enhance the heat efficiency, decrease emission of NOX and reduce the size of equipment.
高温空气燃烧技术是一项新型的高效低污染燃烧技术，具有节约燃料、提高热应用率、降低NOX排放和减少设备尺寸的特点。
When combined with volatile organic compounds, NOx can create smog or ground-level ozone pollution in hot stagnant weather - causing respiratory problems in humans.
一旦与挥发性有机化合物结合，氮氧化合物就会在低压闷热天气造成烟雾或地面臭氧污染——导致人类呼吸系统问题。
LD, LDMC series Ion nitrogen (NOx) equipment from the LD, LDMC system power vacuum furnace and pose.
LDMC系列离子渗氮(氮化)设备由LD、LDMC系统电源和真空炉体构成。
The results show that NOx emission was abated when the nozzle with two circle air jet was converted into the nozzle with two rectangular air jet.
研究结果认为：在燃气喷口两侧布置两个矩形空气喷口的烧嘴，氮氧化物排放量低于圆形空气喷口烧嘴；
The test results showed that, without obvious increase of volumetric efficiency, this system is able to make obviously change to the particulate and NOx emission.
结果表明，该系统在不影响进气充量系数的情况下，可以明显改变柴油机微粒和氮化物的排放量。
When oxygen volume fraction is larger than 7%, the coal reburning process is ineffective for NOx reduction.
当氧气体积分数大于7%以后，煤粉再燃过程不再具有脱硝效果。
Homogenous Charge Compression Ignition (HCCI) combustion technology is receiving increased attention for its ultra-low NOx and PM emissions and high thermal efficiency.
均质压燃(HCCI)燃烧技术以其低氮氧化物、低微粒排放和高热效率的优点而引起世界各国的广泛关注。
With the increasing of EGR ratio, NOX emission decreased more than 90%, at the same time, HC emission and fuel consumption increased, but EGR has little impact on co emission.
随着EGR比率的增加，NOX排放大幅度降低，下降幅度达90%以上，而HC排放和燃油消耗率都随着上升，但排气再循环对CO排放的影响不是很大。
The NOx reduction efficient increased with the increase of the reburn heat input and the reburn zone temperature.
脱氮效率随着再燃量的增加而增大，随着再燃区温度的增加而增大；
The regularity of NO in low concentration NOx in flue gases converting to NO2 under the conditions of oxygen-rich oxidation is studied.
对烟气中低浓度的氮氧化物在富氧条件下NO转化为NO2的规律进行了研究。
This paper reviews the influencing factors of photocatalytic removal of NOx and addresses the methods to improve catalytic efficiency, based on which, some suggestions are proposed for further study.
本文综述了光催化脱硝技术反应影响因素以及提高光催化脱硝效率的方法，并基于光催化脱硝技术研究的现状，对其研究方向提出建议。
This paper reviews the influencing factors of photocatalytic removal of NOx and addresses the methods to improve catalytic efficiency, based on which, some suggestions are proposed for further study.
本文综述了光催化脱硝技术反应影响因素以及提高光催化脱硝效率的方法，并基于光催化脱硝技术研究的现状，对其研究方向提出建议。
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