砷化三氢的反应是典型的掺杂化学反应,图9显示了该反应的淀积过程。
Typical of the dopant chemistry is the reaction for arsine, which is depicted with the deposition process in Fig. 9.
磷化氢和砷化三氢对紫外光的吸收比硅烷强烈得多,因此,它们就沉积在容器的器壁上。
The phosphine and arsine absorb the ultraviolet light much more strongly than does silane, causing them to be deposited out on the walls of the container.
这看起来整洁了不少,如果我们把氰化氢的路易斯结构画成这样的话,这样我们就有氢与碳之间的单键和碳与氮之间三键,然后还有一对孤对电子在氮这里。
So it looks a lot less messy if we just draw our Lewis structure like this for h c n, where we have h bonded to c triple bonded to n, and then a lone pair on the nitrogen there.
它可能是磷酸三钠(一种清洁剂),单磷酸(一种泻药),或者是磷酸氢二钠[11]。
It could be trisodium phosphate (a cleanser), monosodium phosphate (a laxative), or disodium hydrogen phosphate [11].
是氢的键更短,还是氮与氮的三键更短?
Is a hydrogen bond shorter, or is a nitrogen-nitrogen triple bond going to be shorter?
作为阴极氢燃料调查的新型催化剂,它是由碳、铁以及钴三种原料组成。
Researchers at Los Alamos National Laboratory have developed a platinum-free catalyst in the cathode of a hydrogen fuel cell that uses carbon, iron and cobalt.
比如,在这下面我写的是氮分子2,而这个是氢分子,但我在上面把这些分子的形式改写了,大家可以看到,这是一个氢与氢之间的单键,含一个氮与氮之间的三键。
So, for example, down here I wrote that it was n 2 and that it was h 2, but when I re-wrote the molecules up here, you saw that it's an h h single bond where it's a nitrogen-nitrogen triple bond.
这张由哈勃太空望远镜成像的图片由用以追踪硫、氢、铁的第三代广域照相机以可视光与红外光摄于2009年8月及2009年12月。
This Hubble Space Telescope image was captured in August 2009 and December 2009 with the Wide Field Camera 3 in both visible and infrared light, which trace the glow of sulphur, hydrogen, and iron.
有六名儿童在食用三聚氢胺超标奶制品后死亡,另外30万名儿童患病。
Six children died and 300,000 became ill after they consumed milk laced with melamine, which is used for making plastics, fertilizers and concrete.
设计中心大厅里的一辆三菱氢动力汽车,也是结合了这次环保的主题。
A hydron car at the entrance hall, combining the theme of environmental protection.
所以,为获取经济利益而故意添加三聚氢胺,欺骗消费者的行为是根本不能接受的。
So, intentional addition for economic benefits to cheat the consumer is just plain not acceptable.
在这本小册子,你会发现三种不同的方法来为血液补充碳酸氢钠。
In this brochure, you will find three different methods to replenish bicarbonate to the blood.
采用X射线衍射和三电极测试体系研究了合金的相结构、贮氢性能和电化学性能。
The phase structure, hydrogen storage performance and electrochemical performance of the alloys were studied by XRD and three-electrode test system.
前言:介绍了治理三氯氢硅合成炉尾气的方法,并进行了比较。
The method of tail gas harness of trichlorosilane synthesis furnace were introduced and compared.
对丙酮、四氢呋喃、三乙胺、水混合物的分离进行了工艺流程设计和实验研究。
The process flow was designed and experimentally studied for separation of acetone, tetrahydrofuran (THF), triethylamine and water mixture.
证明油溶性引发剂实质上是经过三重态来起作用,其中包含一个从溶剂中攫取氢的引发步骤。
Essentially, the latter are shown to operate mainly via the triplet state involving an initial step of hydrogen atom abstraction from the solvent.
介绍了治理三氯氢硅合成炉尾气的方法,并进行了比较。
The method of tail gas harness of trichlorosilane synthesis furnace were introduced and compared.
酒精分子由碳,氢,氧三种元素构成。
Alcohol molecule is composed of carbon, hydrogen and oxygen.
某厂松脂加工过程中,产生炼脂松香废水、歧化松香废水和二氢月桂烯醇废水等三股高浓度废水。
Three kinds of high concentrated wastewater, pine gum processing effluent, disproportionated rosin-making effluent and citronellol-making effluent have been produced in some plants.
介绍三聚磷酸二氢铝的性质、合成工艺及应用。
The properties, synthesis process and application of aluminium dihydrogen tripolyphosphate are presented.
本文报道了三种电极片接线方式对贮氢合金的电化学性能的影响。
The effects of three connection methods of electrode slices on the electrochemical properties of hydrogen storage alloys are reported.
本文介绍用密封式三相点容器在液氮做冷介质的恒温器中复现氩、氮与氧三相点和在微型致冷机中复现氖与平衡氢三相点的方法和结果。
The methods and results to realize the triple points of argon, oxygen and nitrogen in a cryostat and those of equilibrium hydrogen and neon in a mini-refrigerator are described.
过氧化氢直接氧化法合成2,3,5-三甲基氢醌。
Synthesis of 2, 3, 5 - Trimethylhydroquinone by Direct Oxidation Using Hydrogen Peroxide.
本田透露本田俱乐部体育设计研究模型,氢动力,三个座位的跑车概念,在2008年洛杉矶车展。
Honda revealed the Honda FC sport design study model, a hydrogen-powered, three-seat sports car concept, at the 2008 Los Angeles Auto Show.
一辆尚处于实验阶段的清洁能源汽车依靠天然气行驶。另一辆使用从谷物蒸馏而来的酒精。第三辆则装有由氢燃料电池提供能量的零排放发动机。
One experimental clean-energy car runs on natural gas. Another USES ethanol distilled from corn. A third has a zero-emissions electric motor powered by a hydrogen fuel cell.
比较了六水三氯化铁、五水四氯化锡和一水硫酸氢钠催化合成橙花素的催化活性。
Compared the catalytic activity of ferric chloride hexahydrate, stannic chloride pentahydrate and sodium bisulfate monohydrate for synthesis of nerolin bromelia.
比较了六水三氯化铁、五水四氯化锡和一水硫酸氢钠催化合成橙花素的催化活性。
Compared the catalytic activity of ferric chloride hexahydrate, stannic chloride pentahydrate and sodium bisulfate monohydrate for synthesis of nerolin bromelia.
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