NH 3NH3
1.This paper mainly discusses the formation and release of NO x precursors-NH 3 during coal fixed-bed pyrolysis.为了实现煤的洁净转化 ,研究煤热解过程中 N转移的机理 ,实验在固定床反应器上采用程序升温法对碳含量不同的三种煤样进行了氩、甲烷、1 5 %水蒸气 /氩和 1 5 %水蒸气 /甲烷气氛下的煤加氢热解研究 ,主要对热解过程中产生的 NOx 主要前驱物 NH3 的释放规律及其影响因素进行了考察 。
2.The experimental data indicate that the effect of minerals and addictive Fe on the formation of NO x precrusorsNH 3 during coal pyrolysis,CO 2 or steam gasification is obvious.以酸洗脱灰煤、原煤及添加含铁化合物的煤样作为研究对象 ,考察了煤中的矿物质和添加物铁对平朔气煤热解、CO2 气化和水蒸气气化过程中形成的NOx 前驱物NH3释放的影响 。
3.The effects of the temperature , residence time and H 2O/N(mol ratio) on the formation of NH 3 were discussed.研究了吡啶在常压平推流管式反应器中于 65 0℃～ 1 30 0℃范围内的热分解和水蒸气气化 ,重点考查了温度、停留时间以及 H2 O/N(摩尔比 )对其中 N在热解与气化过程中转化形成NH3 的影响 ,初步探讨了 NH3 生成的机理 。
3)ammonia[英][?'m??ni?][美][?'mon??]NH3
1.The operation results for sixty days show that the concentrations of hydrogen sulfide and ammonia in the outflow are ranged from 0.60 d的除臭运行结果表明,在H2S和NH3的进气浓度分别为0。
2.By selecting major components of odors(hydrogen sulfide,ammonia and trimethylamine) from feeding factories as targets,the purification characteristics of using biological packed columns were studied.以水产饲料企业生产废气中的H2S、NH3和三甲胺为处理对象,研究了生物填料塔净化恶臭废气的性能,考察了进气浓度、流量、循环液喷淋密度对恶臭净化率的影响。
3.The concentration of ammonia (NH3)and carbon dioxide(CO2) were determined continuously for three weeks, each week for continuous two days, a sampling interval of every two hours.试验选取16头肥育猪随机饲养在微缝地板和普通地板栏内,每栏各8头,前者作试验组,后者为对照组,试验进行三周,各周连续观测两天,对猪栏内NH3和CO2浓度以及猪的采食、饮水、躺卧、排泄、拱啃等行为进行观察。
4)NH_3-TPDNH3-TPD
1.The acid property of impregnated Mg/ZSM-5 catalysts was observed in NH_3-TPD.NH3-TPD的结果表明,浸渍镁的ZSM-5催化剂的强酸中心数目明显减少。
2.NH_3-TPD(Temperature-Programmed Desorption)technique is the effective means used for the characterization of surface acidity of solid acidic catalysts.NH3-TPD(Temperature-ProgrammedDesorption)技术是表征固体酸催化剂表面酸性质的有效手段。
3.Study on Surface Acidity of Modified HY Zeolite by NH_3-TPD Method;利用NH3-TPD(Temperature-Programmed Desorption)技术对盐酸、草酸和酒石酸化学脱铝改性及无水AlCl3负载改性后的HY型沸石分子筛的表面酸性进行了表征,考察了脱铝改性用酸的浓度、种类对HY沸石表面酸性的影响规律。
5)NH_3-NNH3-N
1.The main pollution factors chemical oxygen consumption(COD)and ammoniacal nitrogen(NH_3-N)of the experiment water are analyzed according to the National Standard Analysis Method after studying the treatment effectiveness influenced by the environment factors and the technology reference data.试验用水主要污染因子:化学需氧量(COD)、氨氮(NH3-N)。
2.Based on the analysis of variation of NH_3-N,phosphorus and organic compounds in soil samples from bottom mud and penetration media of river bed,it is found out that bottom mud has great effects on removal of NH_3-N and phosphorus,the amounts of which in mud are over ten times and one time as high as those in penetration media,respectively.在凉水河下游取河床底泥及河床下部土样,分析其NH3-N、磷和有机物的变化,发现底泥对NH3-N和磷的去除发挥了很大作用,分别是下部土壤吸附量的10倍和1倍多;土中5种氯代烃均有检出,是河水长期渗漏积累的结果。
3.Methods The high effective complex microorganisms were domesticated to treat the leachate and the Chemical Oxygen Demand(COD_(Cr)) and NH_3-N were detected.方法以沈阳大莘填埋场渗滤液作为研究对象,构建处理渗滤液的高效复合菌群,以耗氧量(CODCr)和NH3-N为评价指标,测定复合菌群处理渗滤液的结果。
6)NH 3·H 2ONH3·H2O
延伸阅读
Ac-[Nle4,Asp5,D-Phe7,Lys10]alpha-MSH-(4-10)-NH2分子式：C50H69N15O9分子量：1024.18CAS号：121062-08-6性质：密度1.43。
