查询词典 nitrogen

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。

NPR process ; Nitrogen and phosphorus removal ; Nitration and denitration ; Reclaimed water

NPR工艺；脱氮除磷；硝化反硝化；再生水

Through further research and experiments, we discussed the mechanism of nitrogen and phosphorus removal by these denitrification bacteria.

通过进一步的研究试验，探索了目标菌种脱氮除磷的机制。

The biochemical reaction mechanism and kinetics of denitrification are the theoretical foundation of biological nitrogen removal.

反硝化的生化机理及动力学是生物脱氮技术的理论基础。

How to improve denitrification process was the key to enhance nitrogen removal rate.

改善条件以促进反硝化反应是提高地下渗滤系统总氮去除率的关键。

The technology of biological nitrogen removal by nitrosification denitrification, which has been developing a few years, is the combination between the oxidation of ammonia and the deoxidation of nitrite.

亚硝酸型硝化反硝化生物脱氮技术是近年来发展起来的新型的生物脱氮技术，其实质是氨的氧化与亚硝氮的还原相偶联。

Keywords high nitrogen steel;deoxidation;slag

高氮钢；脱氧；渣

According to the chemical metallurgy principle of self-shielded weld and the analysis on the deoxidization and nitrogen fixation of the metal such as aluminium, titanium,and etc.

根据自保护焊接化学冶金原理，分析了铝、钛等金属对脱氧和固氮的作用，研究了适合自保护焊接合理的焊缝金属化学成

The mass transfer coefficients were obtained for deoxygenation from water by nitrogen stream.

本论文主要目的在於研究旋转填充床中，填充物型态对质传以及液体流态的影响。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷