酸雨里的活性氮将河和湖里的昆虫和鱼杀死。
The reactive nitrogen in acid rain kills insects and fish in rivers and lakes.
报告说60%的野生生物生境正在接收着大负荷的活性氮。
The report said 60% of wildlife sites were now receiving a critical load of reactive nitrogen.
来自农业的活性氮的排放是最棘手的，因为它们的来源很分散。
Reactive nitrogen emissions from agriculture are the most intractable as they come from many diffuse sources.
令人担忧的是，根据大多数预测所示，活性氮的生产还在呈增加趋势。
What is worrying is that the production of reactive nitrogen is set to increase according to most predictions.
大气中的惰性氮是无害的，但报告说主要由人类活动产生的活性氮可能危害自然界。
Nitrogen in the atmosphere is harmless in its inert state, but the report says reactive forms of nitrogen, largely produced by human activity, can be a menace to the natural world.
宣言文件强调了减少活性氮排放对环境的重要意义，补充说明了减少氮带来的益处比采取行动所需的成本要大。
The document highlights the importance of reducing reactive nitrogen emissions to the environment, adding that the benefits of reducing nitrogen outweigh the costs of taking action.
总括起来，这些干预措施大约使活性氮的生产减少5千4百万公吨，相当于2005年活性氮生产量的28%。
Altogether, such interventions would add up to about 54m tonnes of less reactive nitrogen, about 28% of what was created in 2005.
采用正交设计法，在实验室管式炉内、温条件下利用氨气分解产生的活性氮对锰粉进行氮化获得氮化锰粉。
In order to obtain MnN, manganese power has been nitrided by nitrogen decomposed from ammonia at high temperature in pipe type oven at lab.
这项由200位欧洲专家完成的研究表示，活性氮会导致空气污染，刺激气候变化，并预估将居民的平均寿命缩短六个月。
The study by 200 European experts says reactive nitrogen contributes to air pollution, fuels climate change and is estimated to shorten the life of the average resident by six months.
人类活动，如燃料燃烧、氮肥生产、固氮植物的培育和畜牧业的集约经营等是引起全球活性氮增加的主要原因。
Human activities such as fossil fuel combustion, nitrogen fertilizer production and cultivation of nitrogen fixing crops are the main sources of reactive n.
根据Colorado大学Boulder分校的AlanTownsend的言论，人类制造活性氮的程度正在历史新高，也从未有过地使其全球游走。
According to Alan Townsend, of the University of Colorado, Boulder, humans are creating reactive nitrogen at a record pace, and moving it around the world as never before.
由于蛋白质硝化与多种心脏疾病密切相关，通过研究对蛋白质硝化的抑制作用筛选出合适的黄酮，可能有助于预防和治疗与活性氧和活性氮密切相关的心脏疾病。
Also the research for antioxidant of flavonoids that prevented protein nitration from heart injury may offer a unique therapeutic option for the prevention and treatment of various heart diseases.
所以在每层材料放置好之后，氮氟化物就被泵进工作舱中并分散开来，释放出高活性的氟原子来清洁墙壁。
So after each layer is deposited, nitrogen fluoride is pumped into the chamber and is split to release highly reactive fluorine atoms that clean the walls.
目前，活性炭烟气脱硫脱氮技术还没有达到工业实际应用水平，仍有许多问题有待研究。
At present this technology has not reached the practical industrial application level and it has many issues to be studied.
为证实组胺受体和药物、MPK活性、食欲相关，研究组给经遗传重组后缺失去组胺受体的小鼠氯氮平药物。
To confirm that the histamine receptor connects the drug, AMPK activity and appetite, the team gave clozapine to mice genetically engineered without a histamine receptor.
通过盆载试验，研究了氮、磷营养在水分亏缺情况下对春小麦幼苗相关保护酶活性的影响。
The paper probed into the relations between nutritional elements (Nitrogen, Phosphorus) and protective enzyme system of spring wheat seedling (SWS) under different water level in potted condition.
目的：研究一类新型的三氮唑化合物对念珠菌属真菌的抗真菌活性。
Objective: To study the antifungal activity of the new triazole compounds against candida species .
黄芪水提取液单独使用时能刺激鲤头肾中巨噬细胞的增殖，但不能刺激巨噬细胞的氮暴发活性。
Astragalus radix extract stimulated the proliferation of the head kidney macrophages, and it alone had no effect on nitrogen burst activity of macrophages.
在大田高产栽培条件下，研究了不同施氮水平对豫麦49-198根际微生物和土壤酶活性的影响。
The effect of nitrogen fertilizer on soil enzymatic activity and rhizosphere microorganisms of Yumai 49-198 root system was studied in this paper.
新开发的加氢脱氮、脱硫、脱芳烃等催化剂具有活性更高和适用范围宽的特点。
Newly developed catalysts for HDN, HDS, aromatic saturation with still higher activity will find uses in much wider applications.
利用卟啉的1-羟基苯并三氮唑活性酯可将卟啉基团直接修饰在商品化的寡核苷酸片断上。
The porphyrin moiety was modified on the commercial oligonucleotides through the active 1-hydroxybenzotriazole esters of the porphyrins.
加氢精制反应对催化剂的脱硫、氮、氧，加氢饱和的活性要求更高。
The higher active catalyst of HDS, HDN and saturation hydrogenation is required.
根据与氮相连结的活性氢原子的多寡与有无，讨论了伯、仲、叔胺类溶剂化能力的强弱。
The number of active hydrogen atoms attached to nitrogen atom of different classes of amine determine their effectiveness in extraction of metals by solvation.
主要污染物为无机氮、石油类、活性磷。
The main pollutants are inorganic nitrogen, oil and activated phosphorous.
研究了选用10X型分子筛脱除硫醇，草酸脱除碱性氮，同时用天然活性白土脱色。
Studying on 10x type molecular sieve to remove mercaptan, oxalic acid to remove alkalescence nitrogen and decolour with nature active clay were conducted.
研究结果表明，冻融交替作用对黑土有机质、氮钾及酶活性产生重要的影响。
The experiments results show that the effect of alternative freezing and thawing has a great influence on the organic matter, nitrogen nutrition, potassium nutrition and soil enzyme activities.
用氨合成催化剂性能评价装置，研究了反应温度、压力、空速和氢氮比对以活性炭为载体的钌基氨合成催化剂活性的影响。
The influences of temperature, pressure, space velocity and ratio of hydrogen to nitrogen on the activity of ruthenium based ammonia synthesis catalyst were investigated.
用氨合成催化剂性能评价装置，研究了反应温度、压力、空速和氢氮比对以活性炭为载体的钌基氨合成催化剂活性的影响。
The influences of temperature, pressure, space velocity and ratio of hydrogen to nitrogen on the activity of ruthenium based ammonia synthesis catalyst were investigated.
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