The study also noted that there was a large difference in particulate matter between the north and south, but not in other forms of air pollution such as sulfur dioxide and nitrous oxide. 该研究还指出,南北之间在颗粒物上有很大的差异,但在其他形式的空气污染,如二氧化硫和氮氧化物上并没有这种差异。
That regulation is the latest of six new rules intended to rein in emissions of hazardous pollutants from factory and power-plant smokestacks, including soot, mercury, sulfur and nitrogen oxide. 这项规定是旨在限制工厂和发电厂的烟囱排放有害污染物的六项规定之一,被限制的污染物还包括烟灰、汞、硫,以及氮氧化物。
The sulfur content in zinc oxide desulfurizer was calculated by the fire weighing method. 采用灼烧称量法测定氧化锌脱硫剂硫容。
As a result, Taiyuan's air grew thick with suspended particles from coal dust as well as sulfur dioxide and nitrogen oxide emissions. 因此,太原的大气中充满了煤灰悬浮颗粒以及二氧化硫、氧化氮等排放物。
Preparation and photoluminescence properties of chloride and sulfur co-doped zinc oxide phosphor Cl~-,S~(2-)共掺杂氧化锌荧光粉的制备及发光性能
Each contains at least some so-called bright dust or soil that has proved to contain much sulfur, chlorine and phosphorus along with the typical ferric oxide that gives Mars its red tinge. 每种样品都含有所谓的亮白色土壤。经证实,这种亮白色土壤主要成份为硫磺、氯和磷,还有特有的氧化铁,使火星呈现出赤红色调。
Sulfur incorporation in diamond was performed by B-S co-doping method via microwave plasma chemical vapour deposition ( MPCVD) technique on undoped Si as substrates. Dimethyl disulfide and boron oxide were the doping sources, which were diluted in acetone. 利用微波等离子体化学气相沉积(MPCVD)技术,以丙酮为碳源,用二甲基二硫和三氧化二硼作掺杂源,在硅衬底上制备了硼与硫共掺杂的金刚石薄膜。
Zinc ferrite sorbents are considered to be the novel sorbents, which maintains the high desulfurization efficiency of zinc oxide and the high sulfur capacity and reactivity of iron oxide. 铁酸锌是目前新一代高温煤气脱硫剂,它同时具备了氧化锌的高脱硫精度和氧化铁的高硫容和反应活性。
The influence of sulfur, zinc oxide, accelerator, carbon black and process on the adhesion between rubber and brass plated steel cord was investigated by the orthogonal design method and the comparative test. 采用正交设计法和对比试验法,考察了硫黄、氧化锌、促进剂、炭黑以及某些工艺条件对胶料与镀铜钢丝帘线粘合力的影响。
Probe into Processing high Iron and Sulfur Bearing Oxide Ore in Zinc Powder Electric furnace Probe into Service Life of Zinc Powder Electric Furnace 高铁硫氧化矿在锌粉电炉中的实践
Followed the mentioned tests above, the theoretical coke ratio of Nanjing Steel blast furnace, sulfur burden, alkali metal oxide equalization and the impacting on silicon content of hot metal were analyzed. 另外还对南钢高炉的理论焦比、硫负荷和碱平衡进行了计算,分析其对高炉铁水硅含量影响情况。
Mechanism of the Sulfur Poisoning and Antipoisoning of Sulfur of Mixed Oxide Catalysts for Automobile Emission Control by Using XPS 利用XPS研究复合氧化物催化剂在汽车尾气净化中硫中毒及抗硫中毒机理
Method, principles for sulfur hexafluoride waste water treatment, process condition experiments and industrial production by calcium oxide is reviewed. 叙述了用生石灰处理生产六氟化硫过程中排放的含氟废水的方法原理、工艺条件试验及工业生产考核情况。
The adsorption experiments show that the biomass chars have a certain adsorption capacity for sulfur dioxide and nitrous oxide. 吸附实验表明,生物质焦对二氧化硫和一氧化氮具有一定的吸附能力;
This article analyzed pollution present situation and the reason produced of sulfur oxide compound in our country; 论文分析了我国硫氧化物的污染现状、硫氧化物产生的原因;
On basis of theoretical analysis, a concept that the efficiency of sulfur oxide absorption depends directly on the value of the reactive surface layer is proposed Experimental data are well correlated with the theoretical analysis, and a correlation describing the absorption process is introduced. 本文提出了二氧化硫吸收效率直接地决定于沸腾层内石灰石颗粒的可反应表层的数量的概念,试验结果与理论分析相符合,从而得到描述二氧化硫吸收效率的正确关系式。
The experimental results show that when the content of sulfur is less then 0.002%, the amount and distribution of oxide inclusions are important factors for the fracture toughness of transverse specimen. 试验结果表明,在钢中S≤0.002%的情况下,B类氧化物夹杂的数量和形态是影响横向断裂韧度的重要因素。
Introduced the control technology of burning coal contamination, and proposed control countermeasure of burning coal sulfur oxide compound. 介绍了燃煤污染控制技术;提出了燃煤型硫氧化物的控制对策。
The method of high frequency IR-absorption spectrometry used to determine the sulfur in antimony sulfide concentrates and antimony oxide concentrates is introduced in this article. 采用高频红外吸收法测定硫化锑精矿和氧化锑精矿中的硫含量。
A high sulfur tolerant Pt catalyst was prepared using a fluorite-type Ce_ ( 0.8) Gd_ ( 0.2) O_ ( 1.9) ( CGO) oxide as the support that was synthesized by the citric acid sol-gel method. 以柠檬酸溶胶-凝胶法合成的具有萤石结构的Ce0.8Gd0.2O1.9(CGO)复合氧化物为载体,用初湿浸润法制备了负载型Pt催化剂。
The results showed that the emission rate of sulfur from coal and coal gangue was correlative with the humidity 、 illumination 、 heat 、 oxide of surrounding. 结果表明,自然堆放状态下的煤和煤矸石中硫的排放受湿度、光、热、氧化的影响;
And the environmental effect of correlation between factors and other environmental factors were analyzed, the result showed that the sulfur oxide emissions, as the largest factor among the past decade environmental factors, the most important need to attract attention. 并对各环境影响因子与其他环境要素之间的相关性进行了分析,得出的结果表明了,硫氧化物排放量作为近十年间影响环境因素最大的要素,需要引起最为重要的注意。
During the recent implementation of environmental planning in Macau, through a series of measures the total amount of sulfur oxide emissions have decreased significantly. 在澳门环境规划近期实施期间,通过一系列的措施,硫氧化物排放总量己明显下降。
When using principal component analysis for the environmental quality of Macao currently affecting major influence factors analyzed and the major environmental factors, sulfur oxide emissions, construction of solid waste, solid waste emissions and so on. 在利用主成分分析方法对于目前影响澳门环境质量的主要影响因子进行分析时,得出了主要的环境影响因子,硫氧化物排放量、建筑固体废弃物、固体垃圾排放量等。
Sulfur dioxide ( SO2) and nitrogen oxide ( NOX) in the atmosphere are mainly come from coal-fired flue gas. 燃煤烟气是大气中二氧化硫(SO2)和氮氧化物(NOx)的主要来源。
Comparatively, the study on magnesium aluminum spinel-based sulfur transfer additive is more mature. However, most of these additives contain vanadium oxide, which causes new pollution in the process of production and utilization. 关于镁铝尖晶石(Mg-Al-spinel)型硫转移剂的研究已经相对比较成熟;但是,大多数此类硫转移剂都含有钒氧化物,致使硫转移剂的制造和使用都会造成环境污染。