19. Since nitrogenoxide 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?
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20. The situation for pinion shaft broken of increasing gear for nitrogenoxide 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。
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21. Nitrogenoxide released from nitrogen fertilisers accumulates in the atmosphere as a green house gas that is 300 times more damaging than carbon dioxide.
由氮肥产生的含氮氧化物等温室气体进入大气后,其产生危害能力二氧化碳的三百多倍。
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22. 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?
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23. A systematic study on emissions and control of nitrogenoxide, 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。
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24. The negative influence of nitrogen oxide and particulate matter to environment and to human body has been paid more and more attention in recent days.
氮氧化物和微粒对环境和人体的不利影响也越来越受到关注。
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25. The principle technology and calculation about the use for nitrogen oxide waste gas from oxalic acid production by oxidation has been described in detail.
本文叙述了氧化法生产草酸中一氧化氮回收利用的原理、生产工艺和回收一氧化氮的工艺计算。
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26. Boiler combustion optimization is to improve boiler efficiency and reduce nitrogen oxide emissions from boiler through adjustment of boiler operation parameters.
27. Boiler combustion optimization is to improve boiler efficiency and reduce nitrogen oxide emissions from boiler through adjustment of boiler operation parameters.