查询词典 ammonia

Through boring and gathering water in natural reed wetland, the concentration of three kinds of nitrogen (nitrate-N, nitrite-N and ammonia-N) and the quantities of denitrifying bacteria in the soil of different depths were sampled and analyzed in the bloom period of reeds.

在芦苇生长旺盛阶段（3-5月），在芦苇湿地钻孔，聚水，取样分析了水中三氮含量及水孔不同深度土壤中反硝化细菌的数量。

SnO2-Li4Ti5O12 was prepared by sol-gel method using tin tetrachloride, lithium acetate, tetrabutylorthotitanate and aqueous ammonia as starting materials.

以SnCl45H2O、CH3COOLi2H2O、CH3(CH23O4Ti和NH3H2O为原料，采用溶胶－凝胶法制备SnO2-Li4Ti5O12复合材料粉末。

Main: electroplating chemical equipment, chemical products agents, chemical additives, chemical products processing; company's main products: electroplating raw materials, automated production lines, bright additives, rectifier machine, filter pumps, Analysis of equipment, water machine, like titanium products, heating, T, electroplating tank, acids, potassium categories, like sodium, anode, ammonia salt, salt tin, zinc salts, cyanide-free plating materials, paint, and so on electrophoresis.

公司主营产品：电镀原料、自动化生产线、光亮添加剂、整流机、过滤泵、分析仪器、纯水机、钛类制品、加热电笔、电镀槽、酸类、钾类、钠盐类、阳极、氨盐、锡盐、锌盐，无氰电镀原料，电泳漆等等。

Indium Tin Oxide nano-powder was prepared with a convenient solvent thermal method. A hydroxide precursor was first prepared from indium chloride and tin chloride by using ammonia as precipitating agent.

以氯化铟和氯化锡为原料，氨水为沉淀剂，先用化学沉淀法制备了前驱体，然后将该前驱体以乙二醇为溶剂在聚四氟乙烯内衬的反应釜中于低至190 ℃下反应，获得了铟锡氧化物纳米粉体。

Allowable current density is firstly confirmed by analyzing the variation of current efficiency with current density. Effects of content of ammonia ions, pH value and the content of sodium formate upon the throwing power, covering power and ability of anti-impurities, were measured.

首先通过分析电流效率随电流密度的变化情况确定了镀液的许用电流密度，然后测定了氨的含量、镀液pH值、甲酸钠的含量等因素对分散能力、深镀能力、抗杂性能等镀液性能的影响。

To study the influences of methane on selective non-catalytic reduction, the condition of flue gas composition was simulated on a drop tube furnace test rig, and the influences of a few of methane on SNCR temperature window, NOx reduction efficiency and ammonia slip from 650℃ to 1 150 ℃ were investigated, as well as reactivity of methane.

为研究甲烷对选择性非催化还原脱硝反应的影响作用，在沉降炉实验台上模拟锅炉烟道内的反应环境和烟气成分，在650~1150 ℃范围内，研究了微量甲烷对SNCR反应温度窗口、脱硝效率和氨泄漏的影响，以及甲烷在脱硝过程中的反应特性。

This Waste water containing tar, phenol, ammonia, cyanide, benzene, pyridine, quinoline and indole dozens of other pollutants, it is very complex and is high concentrations of pollutants, it is color, toxicity and stable, after biological treatment,there are still a large number of non-degradable organic pollutants, it is a typical example of intractable industrial wastewater.

焦化废水是煤在高温干馏过程中以及煤气净化、化学产品精制过程中形成的废水，其中含有焦油、酚、氨氮、氰、苯、吡啶、吲哚和喹啉等几十种污染物，其水量大，成分复杂，污染物浓度高、色度高、毒性大，性质稳定，经生化处理后，仍有大量难降解的有机污染物，是一种典型难处理的工业废水。

Lid is equipped with a sampling tube, exhaust pipe, the upper wall of the tank furnace pipe for the importation of used imported ammonia, furnace cooling tank and lid used rubber vacuum sealed and equipped with clamping Lo Shuan.

炉盖上装有取样管，排气管，炉罐侧壁上部的输入管可供氨气输入用，炉罐与炉盖采用水冷真空橡胶密封，并装有压紧螺拴。

Purpose: investigate the effect on the health of workers exposed to low-concentration ammonia and sulphur dioxide in long term.

目的 ：探讨作业工人长期接触低浓度氨、二氧化硫对健康的影响。

Problems existing in the operation of DAP pelletizer are analyzed,and the operation of the slurry distributor,ammonia distributor,rubber liner and striker plate,and the technical innovation and effect are outlined.

结合陕西华山化工集团有限公司复肥厂DAP装置的生产实践，分析了DAP造粒机在运行过程中存在的问题，介绍了料浆分布器、氨分布器、橡胶衬板和挡料板等的运行状况和技改措施以及实施效果。

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。