硝化的

The nitrification effect in the whole system is mainly influenced by temperature,pH, DO,and shock loading.

整个系统的硝化效果主要受温度、pH值、DO、冲击负荷等因素的影响。

First of all, the start-up of the nitrous nitrification bioreactor and ANAMMOX bioreactor were tried out successfully.

首先成功的完成了亚硝酸型硝化反应器和ANAMMOX反应器的启动。

NITROCELLULOSE, WETTED withnot less than 25% alcohol, by mass

硝化纤维素，湿的，按重量含有不少于25%的酒精

The article studies the influence of nitrogen content of nitrocellulose on the mechanical properties of the diazidonitrazapentane propellant.

利用我国现有的力学性能测试手段全面研究了硝化棉含氮量对叠氮硝胺发射药低温力学性能的影响。

NITROCELLULOSE, dry or wettedwith less than 25% water or alcohol

硝化纤维素，干的，或湿的，按重量含水低

Smokeless powder refers to colloided nitrocellulose either alone or in admixture with nitroglycerin or other material.

无烟药是指单独的胶质硝化棉或与硝化甘油和其它物质形成的混合物。

The dynamic storage modulus of energetic materials bulk of nitrocellulose filled by RDX and NGU was investigated.

用 DDV-- EA型动态粘弹谱仪对黑索金和硝基胍填充的硝化纤维素基含能材料的动态贮能模量进行了研究。

The nitrosation of cyclohexanecarboxylic acid with nitrosyl sulfuric acid is an important industrial process to produce ε-caprolactam.

由环己烷羧酸与亚硝基硫酸的亚硝化反应制取己内酰胺是一个重要的工业反应过程。

Synthesis of target compounds namely: to vanillic acid as the starting material with methanol under reflux conditions for 4 - hydroxy -3 - p-methyl, then ether, and nitration, reduction, cyclization reaction 6 - methoxy -7 - benzyloxy-quinazoline -4 - one, and then by the chloride in place of aniline, benzyloxy-off, such as etherification reaction of the target compounds; target compounds with the second and third occurrence of substitution reactions of amines by the TM1, that is, 4 - amino-benzene -6 - methoxy -7 - [2 - hydroxy -3 -(N, N-diethyl amino) oxy c] quinazoline; with ether occurred Ornidazole reaction of TM2, namely, 4 - amino-benzene -6 - methoxy -7 - [2 - hydroxy -3 -(2 - methyl -5 - nitroimidazole) C oxy] quinazoline.

本论文以嘌呤类似物喹唑啉为母核，分别在其4位和7位引入结构多样的取代苯氨基和柔性侧链，设计了一系列4-取代苯胺基-6-甲氧基-7-(2-羟基取代丙氧基)喹唑啉类化合物。目标化合物的合成即：以香草酸为起始原料，与甲醇回流条件下得到4-羟基-3-甲氧基苯甲酸甲酯，然后经过醚化、硝化、还原、环合反应得到6-甲氧基-7-苄氧基喹唑啉-4-酮，然后再经氯化、取代苯胺、脱苄氧基、醚化等反应得到目标化合物；目标化合物与二乙胺发生胺取代反应得到了TM1，即4-苯氨基-6-甲氧基-7-[2-羟基-3-丙氧基]喹唑啉；通过与奥硝唑发生醚化反应得到TM2，即4-苯氨基-6-甲氧基-7-[2-羟基-3-(2-甲基-5-硝基咪唑)丙氧基]喹唑啉。

Our study was the first report comparing the microbial structure of two effective denitrifying communities which could efficiently degrade quinoline and indole.

首次报道并比较了可高效降解喹啉和吲哚的反硝化生物反应器的微生物群落结构。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。