Nitrogen-oxide emissions during the cruising portions of the flight fell by around a quarter.
飞行中巡航部分的氮氧化物的排放量下降了四分之一左右。
Since nitrogen oxide compounds are components of smog and are common water pollutants, does nitrogen-enriched gasoline create additional pollution?
既然氮氧化物是烟尘成分的一种，也是常见的水污染物，那加氮汽油会不会产生额外的污染呢？
Depending on the size of the aircraft, the burning of fuel during a single flight produces between 8-50kg of nitrogen oxide as well as carbon dioxide, carbon monoxide and sulphur oxide.
根据飞机大小的不同，单程航线燃烧的燃料产生8 - 50千克的氮氧化物，以及二氧化碳、一氧化碳和硫氧化物。
Details to be revealed, but there is likely to be an expansion of the pollutant targets to include nitrogen oxide, ammonia and, possibly, PM2.5 small particulate matter.
细节还有待发布，但是扩大后的污染物治理目标可能会将二氧化氮、氨和PM 2.5包括进去。
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。
Instead, the new study included a full range of pollutants, including sulfur dioxide, nitrogen oxide and water vapor.
与之相反，新的研究包括全部范围的污染物，包括二氧化硫，氮氧化物和水蒸汽。
They found that the amount of nitrous oxide produced in streams is related to human activities that release nitrogen into the environment, such as fertilizer use and sewage discharges.
他们发现，溪流中一氧化二氮的数量与人类活动释放到环境中的氮有关，如使用化肥和污水排放。
Q: Since nitrogen oxide compounds are components of smog and are common water pollutants, does nitrogen-enriched gasoline create additional pollution?
问：既然氮氧化物是烟尘成分的一种，也是常见的水污染物，那加氮汽油会不会产生额外的污染呢？
The problem has been how to dispose of the nitrous oxide byproduct, which is far worse for the environment than nitrogen.
问题是如何处置氧化氮副产品，这对环境污染远比氮气更严重。
Reducing use of agricultural fertilizer and other sources of nitrogen are examples of how to decrease humanity’s contribution to the growth of nitrous oxide produced in waterways, the study concluded.
人类使河川释放出一氧化二氮增加，而研究结论指出，透过减少使用农业肥料和其他含氮物质，可以改善这种情况。
Reducing use of agricultural fertilizer and other sources of nitrogen are examples of how to decrease humanity's contribution to the growth of nitrous oxide produced in waterways, the study concluded.
人类使河川释放出一氧化二氮增加，而研究结论指出，透过减少使用农业肥料和其他含氮物质，可以改善这种情况。
The lights prevent production of a particular type of nitrogen-oxide molecule known as a nitrate radical, which forms from reactions of nitrogen dioxide with ozone.
这些照明灯阻止了一种特殊类型的二氧化氮水分子——它被认为是一种硝分子团——的生成，而二氧化氮水分子则是二氧化氮和臭氧的反应物。
The engine would use at least 25% less fuel and, he claims, its emissions of carbon dioxide and nitrogen oxide would be cut by three-quarters because of its unique ignition properties.
利奥尔博士还表示，由于其独特的点火特性，新型引擎（发动机）的二氧化碳和一氧化氮气体排放量将会减少3/4。
Emissions of nitrous oxide (a very powerful greenhouse gas) caused by the application of nitrogen fertilisers.
氮肥的使用造成氧化亚氮的排放(一种威力强大的温室气体)。
Britain agreed to cut emissions of nitrogen oxide from power stations.
英国同意减少发电站氮氧化合物的排放量。
But when driven on the road, the software allowed the cars to spew up to 40 times the allowable levels of nitrogen oxide.
但在实际道路行驶时，该软件可以让汽车的氮氧化物排放量最高达到规定水平的40倍。
By remaking now available glow ion nitrogen furnace and technological test, the range of ion nitrogen is enlarged, the questions of oxide and being out of shape are solved.
通过改造现有辉光离子氮化炉及工艺试验，扩大离子氮化的氮化范围，解决离子氮化后的氧化及变形问题。
The main pollutants of coal-firing boilers include dust, sulfur oxide, nitrogen oxide and carbon dioxide.
燃煤锅炉的主要污染物包括粉尘、硫氧化物、氮氧化物和二氧化碳。
A systematic study on emissions and control of nitrogen oxide, toxic trace elements and submicrometer particles during coal combustion was conducted.
对煤燃烧过程中氮氧化物的前驱体、有害痕量元素及亚微米颗粒物的排放与控制进行了系统的研究。
Using DSC-Coulometric Nitrogen Oxide Detector, Time of Flight Mass Spectrometer, the authors studied the thermal decomposition characteristics of HMX and its catalytic systems.
用DSC -库仑池联用仪和飞行时间质谱仪对HMX及其催化体系的热分解进行了研究。
The nitrogen, which is in ammonium in the ammonia sulfite pulping waste liquor of rice straw, is converted into organic nitrogen by using oxide-ammonium decomposition method.
稻草亚硫酸铵法制浆废液采用氧化氨解的方法，将废液中的铵态氮转化为有机氮。
The situation for pinion shaft broken of increasing gear for nitrogen oxide centrifugal compressor is described. The trouble reason is analyzed.
叙述了氧化氮离心压缩机增速机小齿轮轴扭断的状况，分析了产生事故的原因。
Objective: To study the correlations between expression of VCAM-1, ICAM-1, E-selectin and nitrogen oxide (NO) in the skin lesion and serum and disease activity respectively in patients with SLE.
目的：探讨血管细胞黏附分子-1（VCAM-1）、细胞间黏附分子-1（ICAM-1）、E-选择素水平及一氧化氮（NO）在皮损表达和血清水平与系统性红斑狼疮（SLE）活动性的关系。
The measures to prevent nitrogen blow hole caused by high nitrogen content of resin sand are: adopting low nitrogen resin, adding iron oxide into sand or coating and keeping resin from moisture.
防止树脂砂含氮量高引起的氮气孔的方法是：选用低氮树脂、型砂或涂料中加入氧化铁粉和避免树脂受潮。
Ammonia selective catalytic reduction (SCR) of nitrogen oxide is the only industrialized flue gas DeNOx technology.
氨选择性催化还原(SCR)氮氧化物是唯一工业化的烟气脱硝技术。
Enterprises shall gradually adopt measures to control the nitrogen oxide generated by the burning of coal.
企业应当逐步对燃煤产生的氮氧化物采取控制的措施。
The emission of nitrogen oxide of the pulverized coal boilers is also becoming an environmental problem to be solved.
燃煤锅炉的氮氧化物排放危害很大，成了电力行业急待解决的环境问题。
The emission of nitrogen oxide of the pulverized coal boilers is also becoming an environmental problem to be solved.
燃煤锅炉的氮氧化物排放危害很大，成了电力行业急待解决的环境问题。
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