Nitrogen dioxide is a pollutant emitted by automobiles.
二氧化氮是汽车排放的一种污染物。
Nitrogen dioxide in the smoke induces the seeds to germinate.
烟雾中的二氧化氮诱导种子发芽。
In areas with heavy automobile traffic, however, the seed germinates in the absence of fire, with automobile exhaust supplying the required nitrogen dioxide.
然而,在汽车交通繁忙的地区,种子在没有火灾的情况下借助汽车尾气提供所需的二氧化氮发芽。
Although the proportion of new cars in Donia's capital city has always been comparatively high, nitrogen dioxide emissions there have shown only an insignificant decline since 1993.
尽管在Donia的首都城市,新车的比例一直相对较高,那里的二氧化氮排放量自1993年以来仅略有下降。
Nitrogen dioxide and ozone may cause pulmonary edema.
二氧化炭和臭氧可以引起肺水肿。
They are mostly sulfur dioxide and nitrogen dioxide from power plants, auto exhausts and industry.
这些颗粒物大多为发电厂、汽车工业和汽车尾气排出的二氧化硫和二氧化氮。
The waste gases coming from burning coal, oil and petrol include sulphur dioxide and nitrogen dioxide.
煤、燃油和汽油燃烧时产生的废气中含有二氧化硫和二氧化氮。
High outdoor levels of nitrogen dioxide apparently raise the risk of sudden infant death syndrome (SIDS), according to California-based researchers.
美国加州大学的研究人员日前表示,户外高浓度的二氧化氮气会增加发生婴儿猝死综合症(SIDS)的危险。
Beginning in June 2000, measurements of nitrogen dioxide were substituted into the air quality calculations in place of measurements of nitrogen oxides.
从2000年6月开始,在计算空气质量时用二氧化氮数据取代了氧化氮数据。
The plan was for OCO's measurements to be synchronised with an analysis of ozone, nitrogen dioxide, methane and other greenhouse gases by the rest of the fleet.
按照原计划,OCO将和其他五颗卫星构成链状的A字形,那五颗卫星分别用于监测臭氧、二氧化氮、甲烷以及其他的温室气体,并且在监测时间上它们与oco同步。
A new sensitive method for the determination of nitrite in the environmental water and nitrogen dioxide in the ambient air by adsorptive stripping voltammetry was ostablished.
本文研究了用吸附溶出伏安法测定环境水样中的亚硝酸根和大气中的二氧化氮。
"We found a link between post-menopausal breast cancer and exposure to nitrogen dioxide, which is a marker for traffic-related air pollution, " said co-author Mark Goldberg in a press release.
新研究主持人马克·戈德伯格表示,绝经后患乳腺癌的女性与暴露于二氧化氮(与交通有关的空气污染的一大指标)环境有关。
They recommend revised limits for the concentration of selected air pollutants: particulate matter (PM), ozone (O3), nitrogen dioxide (NO2) and sulfur dioxide (SO2), applicable across all WHO regions.
它们为下述选定的空气污染物的浓度限值提出了修订:可吸入颗粒物(PM)、臭氧(o3)、二氧化氮(NO2)和二氧化硫(SO2),适用于世卫组织所有区域。
Compounds of nitrogen and sulphur dioxide should be particularly closely watched.
应特别密切注意氮和二氧化硫的化合物。
As well as carbon dioxide, planes emit nitrogen oxide, another nasty gas.
除了二氧化碳,飞机还释放出另外一种有害气体——一氧化碳。
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。
Sigman explained that by measuring algae's use of nitrogen, he can gauge how much these ancient organisms used another important element - carbon dioxide, or CO2.
Sigman测量海藻所需的氮气量用于解释(他的学说),他还能精确计量这些古老的植物需要的另外一种重要元素——二氧化碳。
Some of the carbon therefore ends up as soot, rather than carbon dioxide, and oxygen that should be combining with carbon combines with nitrogen from the air instead.
其中的一些碳最终以烟雾而非二氧化碳的形式排放出来,而那些本该与碳结合的氧分子则转而与空气中的氮结合。
The atmosphere is roughly 78 percent nitrogen, 21 percent oxygen, with trace amounts of water, argon, carbon dioxide and other gases.
地球大气含有大约78%的氮气、21%的氧气和痕量的水蒸气、氩气和二氧化碳等其它气体。
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。
In theory extra carbon dioxide in the atmosphere should help plants grow faster, though whether this actually happens may also depend on the amount of nitrogen in the soil.
理论上,大气中二氧化碳含量增多会使作物生长加快,实际上,还要看土壤中所含氮成分的多少。
Renewable diesel also creates far fewer sulfur dioxide, particulate, and nitrogen oxide emissions.
同时,可再生柴油排放的二氧化硫物、颗粒物和氮氧化物等要小得多。
Renewable diesel also creates far fewer sulfur dioxide, particulate, and nitrogen oxide emissions.
同时,可再生柴油排放的二氧化硫物、颗粒物和氮氧化物等要小得多。
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