caalys是什么意思｜caalys的音标｜caalys的用法
catalyst的意思、解释
复数形式：catalysts;
catalyst 基本解释
名词触媒，催化剂; 〈比喻〉触发因素; 促进因素; 〈口〉有感染力的人
catalyst 网络解释
1. 催化者：二、依靠催化者(Catalyst)建立平台,而不是由CEO领导. 维基百科创办人威尔斯(Jimmy Wales)在建立平台后,只专注在维持维基百科的健全发展这件事上,其他管理细节,一盖不碰,让维基社群完全自主发展. 三、靠意识型态(ideology)凝聚社群.
2. 催化：面对英中日趋良好的贸易前景,作为位于伦敦的英天通商,无论对英国还是中国彩虹7光触媒(photocatalyst)是光+催化(catalyst)的合成语.作为半导体物质,这是以光作为能源进行催化反应,从而氧化分解各种有害气体和细菌.功能强大;
catalyst 双语例句
1. In solvent and under the action of certain catalyst, anilino methyl siloxane is reacted to obtain solid cage anilino methyl sesquisiloxane octamer acid salt; and through filtering, washing, precipitation and reaction with amine desalting agent, cage anilino methyl sesquisiloxane octamer is finally prepared.
本专利提供了一种笼型八聚苯胺甲基倍半硅氧烷的制备方法，苯胺甲基硅氧烷在一定溶剂和催化剂作用下反应，过滤得到笼型八聚苯胺甲基倍半硅氧烷酸式盐固体，经过洗涤、沉淀，再与胺类脱盐剂作用，最终制得笼型八聚苯胺甲基倍半硅氧烷。
2. In order to increase the reaction rate of the heterogeneous Fenton-like oxidation, the catalyst of Fe3+C2O4/R was used to catalytically decompose H2O2 for the removal of malachite green in aqueous solution under the visible light irradiation condition.
为了强化多相类芬顿反应的速率，在可见光下采用以草酸盐为配体的三价铁草酸络合物(Fe3+C2O4/R)为催化剂催化过氧化氢降解水中孔雀石绿。
3. This gas is then reacted in the presence of a catalyst to produce a synthetic oil.
这种合成气然后再在催化剂的存在下产生出一种合成油。
4. A novel MoS2/C catalyst for one-step synthesis of ethyl acetate from ethanol wasinvented.
本文开发了一种全新的基于MoS2/C催化剂的乙醇一步法合成乙酸乙酯的工艺。
5. With representation of typical zeolites Y and ZSM-5, our energetic calculating results can well explain the results of Sreekumar et al about Thio-Claisen rearrangement with and without zeolite catalysts, which is that syn conformation is the main product without catalyst, while anti conformation is the only product with zeolite catalyst.
以Y和ZSM-5两种典型分子筛为例用能学计算结果能较好地解释Sreekumar等人有、无分子筛催化条件下Thio-Claisen重排手性反应结果，即：无催化剂时，反应产物以顺式为主，有分子筛介入时，只能生成反式产物。
6. The deactivated catalyst was regenerated at 550℃ by coke-burning, and its majority of activity could recover.
失活催化剂在550℃烧焦再生，活性可基本恢复。
7. The results showed that the coke-burning rate is in first order with respect to both carbon content and oxygen partial pressure. Because of the internal diffusion, the coke-burning rate for large particle catalyst is only about 60% of that for the small one.
结果表明，大颗粒FCC汽油芳构化催化剂的烧碳反应速率与碳含量和氧分压的关系符合一级反应规律；但由于受内扩散的影响，其烧碳反应速率仅为本征烧碳反应速率的60%左右。
8. Factors affecting catalyst regeneration were discussed based on the coke-burning kinetics of cracking catalyst and the chemical reaction engineering principles.
利用裂化催化剂上的烧碳动力学和化学反应工程学原理，讨论了催化剂再生的影响因素，并通过再生器的烧焦计算，重点讨论了再生温度、过程热效应、催化剂循环和再生器构型的影响。
9.
9. Integrated production of activated carbon was 3000 tons; mercury catalyst production using advanced vacuum adsorption, the main equipment has: Enamel Reactor Units 2, 4 sets of drying equipment, vacuum pump 4, a closed two screening machines, at an annual rate 1000 tons, our factory can be based on user specific requirements for processing operations.
活性炭年综合产量3000吨；汞触媒生产采用国内先进的真空吸附法，其主要设备有：搪瓷反应罐2台，烘干设备4台，真空泵4台，封闭式筛选机两台，年产量可达1000吨，我厂可根据用户特殊要求进行加工业务。
10.
10. In order to allow Ni catalyst work at a mild temperature with little sintering and carbon formation, the influence of composition of reformer inlet gas on reforming temperature at a certain space velocity and conversion of feed CH4 was studied. At the same time, a method of changing inlet gas composition by introducing circulating gas into the feed gas was also discussed.
为了使Ni系催化剂在不易发生烧结积炭的温度下工作，分析了在一定原料CH4空速和转化率下人口气体组成对重整工作温度的影响，并探讨了在原料气中导入循环气来改变重整人口气体组成的方法。
11. This paper introduces the light gaso line etherify technology, brings fo rward the project of building the light gaso line etherify device on th e catalyst cracking cell in the refin ery plant.
介绍了轻汽油醚化技术，提出了在炼油厂催化裂化单元建设轻汽油醚化装置的方案。
12. The artificial imitates the process of the enzyme is to regards certain organism numerator as the live center of its enzyme to imitate to suffer, the modifier produces the live catalyst group regiment with the tiny environment in special space, and we study its host and guest for identifying matching with function, further quested a process for biological phenomenon.
人工模拟酶的过程是将其酶的活性中心以一定的有机分子为模拟受体，修饰产生活性催化基团和特有的空间微环境，并研究其主客体间的识别配合作用，进一步探索生命现象的过程。
13. This invention provides a method for preparing hydrogenation catalyst containing phosphorus supported by aluminum oxide. The catalyst is composed of nickel oxide 1-10 wt.%, molybdena oxide and tungsten oxide 10-50 wt.
以氧化铝为载体的含磷加氢催化剂及其制备，该催化剂焙烧后的组成为氧化镍1-10重量％，氧化钼和氧化钨之和大于10至50重量％，氧化磷1-9重量％，余量为氧化铝，其中，以氧化物计，钨和钼的摩尔比大于2.6至30。
14.
14. Molybdena oxide and tungsten oxide 10-50 wt.%, and carrier. The catalyst is prepared by introducing nickel, molybdena and tungsten into the carrier containing molecular sieve.
该催化剂由包括向一种含分子筛的载体引入钼、镍和钨的方法制备，其中，各组分的用量使催化剂焙烧后的组成为：氧化镍1-10重量％，氧化钼和氧化钨之和大于10至50重量％，余量为载体。
15.
15. Using the CuCl CO 2 as catalyst, the processes of alkoxylation of non activated aromatic bromides were studied.
使用CuCl－CO2为催化剂，研究了非活性芳香溴化物烷氧基化反应条件。
16. catalyst
16. Solid super acid; SO_4~(2-)/Fe_2O_3; Modified catalyst; Alkoxylation; Nitration
固体超强酸； SO_4~(2-)/Fe_2O_3；改性催化剂；甲氧基化；硝化
17. Castor oil-polyether copolymer polyols was synthesized by the alkoxylation reaction of renewable resource-castor oil with propylene oxide in the presence of DMC catalyst. Chemical structure of castor oil-polyether polyols was analyzed by 1HNMR and FTIR.
以可再生资源－蓖麻油作为起始剂，环氧丙烷开环聚合制备了不同分子量的蓖麻油－聚醚多元醇，并通过1HNMR和FTIR等手段来分析蓖麻油－聚醚多元醇的结构。
18. catalyst
18. Therefore, it is reasonable to infer that by using the catalyst of prop...
本文着重讨论了关于催化剂成型方法的研究结果。
19. The catalyst is suitable for reuse, and the addition of CeO2 can reduce the loss of active ingredients.
催化剂的重复使用性好，CeO2的加入可以减少活性组分的溶出量。
20. The effect of reduction time of catalyst on the structure of catalysts was studied.
结果表明：增加还原时间，有利于提高活性组分在载体表面的分散度，有利于增加催化剂的比表面积。
catalyst 词典解释
1. 催化剂;诱因;诱导者
You can describe a person or thing that causes a change or event to happen as a catalyst .
catalyst
e.g. I very much hope that this case will prove to be a catalyst for change...
我非常减肥人网希望这起事件能催生变革。
e.g. He said he saw the bank's role as a catalyst to encourage foreign direct investment.
他说，他认为银行就应该起到刺激外国直接投资的作用。
2. (化学)催化剂
In chemistry, a catalyst is a substance that causes a chemical reaction to take place more quickly.
catalyst什么意思
catalyst 单语例句
1. The reforms will act as a catalyst to remove bureaucratic impediments, improve efficiency and inspire society to act on its own.
2. Scientists have speeded up that process in the laboratory by grinding rocks and adding a catalyst like sodium citrate to dissolve them.
3. He said recent moves by the Chinese government to simplify foreign exchange approval procedures could prove a catalyst for more mergers and acquisitions.
4. Michael's mother died of cancer ten years ago - and the star cites her passing as a catalyst to his problems.
5. There didn't appear to be any one catalyst for the surge that saw the Dow nearly double its gain in the last hour of trading.
6. Local government officials hope the airport will be the catalyst needed to transform the metropolis into a new aviation hub in Asia.
7. Another catalyst was the completion of JW Marriott Hotel Shanghai opening in 2003, as it was very high quality in many aspects and very visible.
8. China's holidays are an essential catalyst for the development of the service sector and service brand building and necessity is the mother of invention.
9. He said he hoped his coming out would be a catalyst for intelligent discourse and took a measured approach to NBA players'reactions.
10. The fight against terrorism reflects that a convergence of interests between two nations can serve as a catalyst for a strong rapport.
catalyst 英英释义
noun
1. something that causes an important event to happen
e.g. the invasion acted as a catalyst to unite the country
2. (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
Synonym: accelerator