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- The activity of catalyst depends on the loading amount of Cu. 催化剂中Cu的担载量是影响催化剂的活性的一个重要因素，在0-4.;35%25的范围内，伴随着担载量的增加，吲哚的选择率同步增加。
- The apparent energy of activation of curing falls from 26 kcal/mole in the absence of the catalyst to 20 kcal/mole in its presence, being little affected by the amount of catalyst used. 聚合反应表观活化能约由无催化剂存在时的26千卡/克分子降为20千卡克分子,改变催化剂的含量对表观活化能影响很小。
- The effect of proportions of raw materials,reaction time,temperature,activity of catalyst and other parameters on the conversion of urea are investigated. 探讨了原料配比、反应时间、温度及催化剂的活性等参数对尿素转化率的影响,得出适宜的工艺条件。
- Effects of Na +,heavy metal nickel and vanadium,sulfur and viscosity of residue on activity of catalyst for S-RHT were investigated on a residue hydrotreating pilot unit. 在中型渣油加氢试验装置上考察了钠离子、镍、钒、硫和渣油粘度对S-RHT催化剂活性的影响。
- How to increase the activity of catalyst,make full use of the solar energy and designing photocatalytic reaction apparatus will be the emphases of this research area. 制备高效的催化剂,解决太阳光的利用问题,开发光催化反应器将是今后研究的重点。
- The activity of catalyst particles sampled at different reactor positions after several reaction-regeneration cycles is related to their time-temp. history, according to the obtained sintering kinetics under coke-free conditions. 根据在无焦炭条件下所得的烧结动力学数据,在几次反应－再生循环之后,在反应器不同位置所取催化剂颗粒样品的活性与其使用的时间－温度情况有关。
- The activity of catalyst was improved with increasing CeO_2 content. The addition of CeO_2 was benefit to Cu dispersion and influence the distribution of Cu species on catalyst surface. Cu~+ could be stabilized in Ce-Zr-O lattice. 对催化剂中CeO_2含量的影响进行了研究，催化剂活性随CeO_2含量增大而升高，TPR和XPS分析发现，催化剂中CeO_2含量增大，有利于增大Cu在载体表面的分散度，添加CeO_2之后催化剂表面出现Cu~+，Cu的多价态特性增强了Ce的Redox能力；
- The results show that the activity of catalyst and the selectivity of C_2 hydrocarbons can be improved when a little Sm_2O_3 adds to Li_2SO_4/MgO catalyst,but the conversion of methane will be reduced when a little La_2O_3 adds to. 结果发现 ,在Li2 SO4/MgO催化剂中引入少量Sm2 O3 可以提高催化剂活性和生成C2 烃的选择性 ,而加入少量La2 O3 会降低甲烷转化率。
- The cellulose oxyphosphine palladium complex catalyst was prepared and the catalytic activity of catalyst in the cross - coupling reaction of tributyltin hydride with acid chlorides was investigated. 制备了纤维素氧瞵-钯配合物催化剂,详细考察了催化剂对三(正)丁基锡氢化物和酰卤化合物偶联反应的催化作用。
- In order to obtain appropriate activity of catalyst and increase the load, cesium is mixed in catalyst production, cesium could influence the oxidation-reductibility ability of vanadium. 为了保证催化剂有适当的活性和较高的选择性，在催化剂制备过程中添加了碱金属铯，铯会影响钒的氧化-还原性。
- The principle of catalytic reaction and catalyst regeneration in acetaldehyde production was introduced briefly.The influence of content of palladium on the activity of catalyst was analyzed. 简述了乙醛生产过程中的催化反应及催化剂再生原理,分析了钯含量对催化剂活性的影响。
- In PL / 1, the activation of a procedure. 在pl/1语言中,一个过程的激活。
- An Error occured on Activation of your Account! 为什么我激活的时候出现错误提示啊！
- In PL/1, the activation of a procedure. 在pl/1语言中，一个过程的激活。
- Research %26 Development of Catalyst and Refinery of Feul Oil. 燃料油精制工艺及催化剂的研究与发展。
- Initial temperature of catalyst bed is wholly too high. 提高起始反应温度使催化剂床层温度整体过高导致飞温。
- A proper amount of catalyst will speed up the reaction. 添加适量的催化剂，会加快反应的速度。
- The disease shuts the boy off from most of the activities of normal children. 疾病使这个男孩不能参加正常孩子的大部分活动。
- The dibenzothiophene hydrodesulfurization and carbazole hydrodenitrogenation activities of catalysts were tested on a high pressure micro-reactor. 通过高压微反对催化剂的二苯并噻吩加氢脱硫和咔唑加氢脱氮活性进行了评价。
- The means of XRD, XPS, SEM and BET were used to characterize these catalysts; the factors affecting the activity of catalysts and the reactive mechanism were discussed. 另外运用XRD、XPS、SEM和BET等方法对所制备的催化剂进行了表征,探讨了各种制备条件对催化剂活性的影响及CO催化氧化反应可能的反应机理。
