查询词典 hydrogen ion

The analysis of hydrogen-producing nature was presented through the point of catalysis of hydrogenase, the production of energy and its transportation. From author's view, the course of de-hydrogen from pyruvic acid to acetyl-CoA was the chief determinant for hydrogen producing. And the balance and adjustment of NADH/NAD〓 was just the necessary condition, not the foundation reason.

本文从产氢反应的催化体系、能量产生和传递等不同角度对产氢本质进行了系统的理论分析，认为产氢发酵的第一判定条件（即产氢发酵的充分必要条件）是丙酮酸-乙酰CoA脱氢过程；而NADH／NAD〓的平衡调节机制只是必要条件，不是产氢发酵的根本动力。

Above all, schematic ground introduced the development existing state of affairs of economy of foreign hydrogen the sources of energy, right the United States, Canada, Europe, Japan, Korea, Brazil, Icelandic the existing state of affairs of hydrogenous economy progress that waits for different type country and area with Norway undertook an analysis, the characteristic; that pointed out they are respective next, review and analysed economy of our country hydrogen to develop course and current situation, the place; that summed up inadequacy is final, on the foundation of afore-mentioned analysises, put forward to suggested at 5 o'clock to the development of economy of our country hydrogen.

首先，概要地介绍了国外氢能源经济的发展目前状况，对美国、加拿大、欧洲、日本、韩国、巴西、冰岛和挪威等不同类型国家和地区的氢经济发展目前状况进行了分析，指出了他们各自的特色；其次，回顾并分析了我国氢经济发展历程和目前状况，总结了不足之处；最后，在上述分析的基础上，对我国氢经济的发展提出了5点建议。

By researching the catalysis action of metals in hydrogen storage materials, it is found that metal activators accelerate hydriding-dehydrding velocity of hydrogen storage materials in the process of grinding, and they also reduce the dehydriding temperature, enhance the hydrogen storage capacity of materials, and hasten the formation of similar-graphite microcrystal in the process of pretreatment.

通过对储氢材料中金属催化作用的研究发现，金属催化剂促进材料球磨过程中的快速吸氢，加快材料的放氢速度，降低材料的放氢温度，提高材料的储氢密度，促进无烟煤在预处理过程中类石墨微晶结构的形成。

In this paper, the current states of research about the basic theory of stationary state perturbation method are firstly reviewed, on base of them, and studied some physics issues mainly about hydrogen atom. The stark effect of the energy level (n = 4) of hydrogen atom is calculated and the stark effect of three dimensional hydrogen atom is discussed by the use of the parabolic coordinates, then the perturbative matrix elements for each energy level are given.

本文首先综述了关于定态微扰论基本理论的研究现状，在此基础上利用定态微扰论对某些物理问题，主要是对氢原子问题展开了研究，计算了氢原子n=4能级的斯塔克效应，并利用抛物线坐标法求解了三维氢原子的斯塔克效应，给出了氢原子斯塔克效应中微扰矩阵元的普遍公式。

To investigate the mechanisms of biohydrogen production by anerobic fermentation of solid organic waste, gas chromatography is used to analysis the biogas and volatile fatty acid in anaerobic bio-reactor. Firstly, the ability of hydrogen production by digested sludge from the West Lake, Enteobacter aerogences, digested sludge from sewage farm, the fluid of methane pool and dejecta have been studied. The rule of the ability of hydrogen production by different bacteria under different control condition. Simultaneity, the importance of the synergistic effect on hydrogen production has been proved.

本文首先选用西湖底的厌氧活性污泥、产气肠杆菌、污水处理厂的淤泥、沼气池发酵液以及猪粪等不同菌群对废弃食物——马铃薯进行厌氧发酵产氢特性实验研究，得到马铃薯在各不同菌群及工况下的发酵产氢能力，同时发现产氢菌间的协同作用很重要，在控制好发酵条件的情况下，产氢菌群发酵通常会好于单一产氢菌的发酵。

Anaerobic synecology of the hydrogen-producing fermentation system was investigated under certain test condition in this thesis. In the continuous flow system of anaerobic hydrogen-producing fermentation, the succession of hydrogen-producing acidogenic microbiology may be regressive process. By regressive process we means that the original community getting from nature which structure being complex with a high ability would degenerate gently to a certain climax community which structure being simple with less ability.

产氢发酵系统的微生物群落生态学研究证明，在连续流发酵产氢反应系统中产氢产酸发酵细菌群落的演替过程，是在人为控制的生境条件下，微生物从自然群落这种稳定性大、组成及生化反应过程复杂的生态群落，向稳定性小、组成和生化反应过程相对简单的某一产酸发酵顶极群落进行的"逆行演替"。

Palygorskite was a kind of mineral hydrogen storage material with strong adsorption capacity and structural nanochannels. If we could decorate hydrogen storage metal Pd to the surface of the Pal, this compared to the undecorated Pd to the Pal, the hydrogen storage content would maybe increase.

坡缕石矿物(Palygorskite，Pal)是一种具有一定氢吸附能力的具有纳米结构孔道的矿物储氢材料，如将储氢金属钯修饰在坡缕石表面，与未经钯修饰的坡缕石相比，其储氢量有望得到进一步提高。

The content Of isoalkanes decreased when NiSO_4 was loaded, for supported Ni oxidecould promote the dehydrogenation of the precursors of aromatics by unimolecular reactionwhich did not generate negative hydrogen ions, and the carbonium ions could not obtainsufficient negative hydrogen ions to promote hydrogen transfer reaction.

负载氧化镍以后异构烷烃含量下降，氧化镍可以通过脱氢促进芳构化反应，使正碳离子得不到足够的负氢离子饱和使氢转移反应得到抑制。

The results show that a little amount of heteropolymolybdovanadophosphate can remarkably speed the degradation, the best conditions of the oxidative degradation of chitosan with hydrogen peroxide catalized by heteropolymolybdovanadophosphate in homogeneous condition are as follows: the ratio of catalyst and chitosan is 1 to 10, concentration of hydrogen peroxide is 0.15%, the temperature is 80℃, reaction time is 2h. 0.2g chitosan was degraded under the best condition and the molecular weight by viscometry was degraded from 1460000 to 7812. then water-soluble chitosan was obtained by this method; The heterogeneous method is a high efficient way, the best condition of this method are as follows: the ratio of catalyst and chitosan is 2 to 100, the volume of 30% hydrogen peroxide is about 3mL, the temperature is 90℃, reaction time is 5min～30min.

研究结果表明，适量磷钼钒的存在可显著加速壳聚糖的降解，磷钼钒催化过氧化氢均相氧化降解壳聚糖的适宜反应条件是：催化剂与壳聚糖的质量比为1∶10、过氧化氢百分浓度为0.15％、反应温度为80℃、反应时间为2h，在此条件下对0.2g溶解在100 mL 0.5％稀醋酸中的壳聚糖进行降解，可使壳聚糖的粘均分子量由原来的146万下降到七千多(7812)，成为水溶性低分子量壳聚糖，从而达到应用的要求；在异相条件下以磷钼钒为催化剂催化过氧化氢氧化降解壳聚糖是一种高效快速的方法，此法降解壳聚糖的最佳反应条件是：催化剂与壳聚糖的质量比为2∶100；30％过氧化氢的用量为3mL左右；反应温度为90℃、反应时间为5min～30min。

Result indicated the increase of destroyed zoogloea and enhancement of activities of enzymes of nitrogen-fixing, de-hydrogen as well as α-amylase, leading to a decrease of period of hydrogen-producing and an increase of rate of hydrogen-producing.

与对照组相比，可溶解性化学需氧量增加了4.5倍，溶出率提高了350.00%；COD降解率提高了12%，是自然降解率的1.19倍，产氢周期缩短至6.5d，最大产氢率为67.91mL/g，平均产氢率提高到21.6mL/g，是对照组的3.9倍，效果较好。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48