查询词典 oxides of nitrogen

Comparison of brucine and nitrogen oxides isobrucine in their anticancer and antioxidation effect.

马钱子碱与异马钱子碱氮氧化物抗肿瘤细胞生长及抗氧化损伤作用的比较。

One of effective way to reduce nitrogen oxides in fluidized bed is to add denitration agent. This paper studied iron-based denitration agent.

在流化床内添加脱硝剂是降低氮氧化物排放的有效途径之一，该文对铁基脱硝剂进行了实验研究。

China's sulfur dioxide and nitrogen oxides governance started very late, so far still in the exploratory stage, some power plant flue gas desulfurization denitration device most of Europe, the United States, Japan, the introduction of technology, or experimental, and equipment to deal with flue gas is very small, not yet ripe.

摘要我国对二氧化硫和氮氧化物的治理方面起步很晚，至今还处于摸索阶段，国内一些电厂的烟气脱硫脱硝装置大部分欧洲、美国、日本引进的技术，或者是试验性的，且设备处理的烟气量很小，还不成熟。

The results showed that nitrogen oxide was strongly deoxidized to nitrogen by iron; Petroleum coke char and CO could promote the heterogeneous reaction of Fe and NO, deoxidize iron oxides, and prolong the active time of iron; while limestone had little effect on the heterogeneous reaction.

结果表明：Fe对NO有很强的还原作用；石油焦焦炭和CO对Fe与NO之间的多相反应具有很强的促进作用，可还原Fe的氧化物，延长Fe的作用时间；而石灰石对Fe与NO之间的多相反应几乎没有作用。

It is the intense heat of lightning that forces the nitrogen to combine with oxygen in the air, forming nitrogen oxides that are soluble in water and fall to the earth in rain as dilute nitric acid.

闪电的高温是氮和空气中的氧化合成能溶于水的氧化氮，随雨水进入土地，稀释成硝酸。

The nitrogen in the coal exists in the forms of pyridine (N-6), pyrrolic and pyridone (N-5), quaternary nitrogen and nitrogen oxides. The N-Q near 401.5eV is assigned to a protonated or oxide form of pyridinic nitrogen. On this basis, the nitrogen in six-membered rings is the dominant in Yibin coal.

研究结果表明，宜宾煤中氮的官能团有4种，即吡啶(N-6)、吡啶(N-5)、质子化吡啶和氮氧化物，其中吡咯含量最大，煤中的N-X就是N-O，是煤中吡啶结构氮与氧直接结合的结果。

Digestion conditions, working conditions of atomic fluorescence spectrometer and conditions of hydride generation reaction were studied. Methods for the reduction from Se to Se by using boiling water bath and UV were compared. The amount of sulfamic acid for the elimination of the interference of nitrogen oxides was also investigated.

探讨了消解条件、原子荧光光度计工作条件及氢化物发生反应条件，对比沸水浴加热和紫外光加热2种将Se还原为Se的方法，研究氨基磺酸消除氮氧化物干扰的最佳条件。

The combination of these two contrivances achieved recycle of nitrogen oxides and made lead chamber process become mature.

这两项发明的结合，实现了氧氮化物的循环使用，使铅室法制酸工艺基本成熟起来

Other filters and chemical "scrubbers" catch oxides of sulphur and nitrogen that would otherwise cause acid rain.

其他的过滤器以及化学&捕捉器&负责处理能够引起酸雨的硫氧化物和氮氧化物。

In the spark-ignition engine, recirculating some of the exhaust gas reduces the emission of nitrogen oxides.

在火花点火的发动机中，再循环的一部分废气减少了氧化氮的有害污染物。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。