Substances such as ammonia give out heat when they dissolve. 诸如氨气之类的物质在溶解时会释放出热量。
But why water and not, say, hydrogen peroxide or even ammonia? 可是,为什么是水,而不是双氧水或是氨水呢?
Experimental study on the air cleaner's purification effect for indoor formaldehyde, ammonia and TVOC 空气净化器对室内甲醛、氨气和tvoc净化效果的实验研究
Among the common toxic gases are sulfur dioxide, methane, the oxides of nitrogen, ammonia, hydrogen sulfide, and hydrogen cyanide; and ( most commonly) carbon monoxide. 常见的有毒气体有二氧化硫、甲烷、氧化氮、氨、硫化氢、氰化氢以及最常见的一氧化碳。
They will react with ammonia to form amidines. 它们与氨反应形成脒。
Ammonia is used as a restorative when a person has fainted. 一个人晕过去之后,阿摩尼亚可用作兴奋剂。
Wastewater treatment plants concentrate large quantities of phosphorus and ammonia in their sludge-handling streams. 一般在污水处理厂的污泥中会富集大量的磷和氨。
The rest is mostly methane and ammonia. 其余的几乎都是甲烷和氨。
Objective To observe the effect of relative humidity on indoor concentrations of formaldehyde and ammonia. 目的观察相对湿度对装修后室内空气中甲醛和氨浓度的影响。
Let's just take hydrogen and nitrogen in the gas phase and form ammonia. 我们利用氢气和氮气,合成氨。
Bases include oxides and hydroxides of metals and ammonia. 碱包含金属和氨的氧化物和氢氧化物。
The glycine can give rise to serine with the elimination of carbon dioxide and ammonia. 甘氨酸去除二氧化碳和氨能产生丝氨酸。
Removal of Phosphate and Ammonia Nitrogen from Hogpen Wastewater by Steel Slag and Zeolite 钢渣和沸石去除猪场废水中的磷酸盐和氨氮
Ammonia-Designed for use with anhydrous and gaseous ammonia. 氨-设计用于无水和气态氨。
The mechanism of hydrogenation of nitrogen into ammonia was discussed on the pure iron surface. 讨论了在纯铁催化剂上,氮分子和氢分子逐步合成氨的反应机理。
The property of copper-ammonia complex and its function mechanism on leaching of gold with ammonia and thiosulfate are discussed. 介绍了铜氨配合物的性质及其在氨和硫代硫酸盐浸金中的作用,分析并探讨了铜氨配合物的催化作用和氧化作用。
The new technology for ammonia distillation in coke oven gas purification system and its characteristics are introduced. 介绍了焦炉煤气净化系统蒸氨新工艺技术及其特点。
The method extracting Glycyrrhizin from licorice by using the extraction material of alcohol ammonia was introduced. 介绍了用氨性乙醇作提取剂,从甘草中提取甘草甜素的方法。
A molecule of ammonia is made up of one atom of nitrogen and three atoms of hydrogen. 氨分子包含一个氮原子和三个氢原子。
Sterilized air, ammonia ( the nitrogen source), and methanol enter the fermenter through pipes; 无菌空气、氨水(氮源)和甲醇经管道进入罐中;
A solution of ammonium carbonate in ammonia water and alcohol. 碳酸铵在氨水和酒精中形成的溶液。
Meanwhile, ammonia and amine formed in the reaction process can be reused. 同时反应中生成的氨气和胺可以在反应过程中循环使用。
Canada is rich in natural resources, for ammonia, urea, methanol and ethylene production. 加拿大有丰富的天然气资源,用于合成氨、尿素、甲醇和乙烯的生产。
Examples of unusual material stored in salt caverns include hydrogen and anhydrous ammonia, and helium. 盐穴中储存的异常物质还包括:氢、无水氨和氦。
The article introduces the application of fixed ammonia alkali additive decomposition equipment on coking wastewater. 文章着重介绍了固定氨加碱分解装置在焦化废水中的应用。
Air quality issues include emissions of ammonia, hydrogen sulphide, volatile organic compounds and dust. 空气质量问题包括氨、硫化氢、易挥发的有机化合物和灰尘的排放。
The mixture of ammonia and hydrochloric gas can bring nitrogen and ammonium chloride, with white mist being. 把氨气和氯化氢气体混合产生氮气和氯化铵,并且有白雾产生。
A process for producing sodium carbonate from sodium chloride and ammonia and carbon dioxide. 由氯化钠、氨和二氧化碳生成碳酸钠的过程。
Effect of Organic Compounds of Methylamine Wastewater on Ammonia Nitrogen Removal by Chemical Precipitation; 甲胺生产废水中的有机物对化学沉淀法去除氨氮的影响它也产生微量化学迷幻剂二甲基色胺。