The results showed that the interaction between metal and support is the main factor affecting catalyst activity and stability.
结果表明，金属与载体之间的相互作用是影响催化剂活性和稳定性的重要因素。
The influences of preparation methods on catalyst activity were examined.
考察了制备方法对催化剂活性的影响。
The silylation of support TS-1 led to the increase of catalyst activity and selectivity.
对载体进行适量的硅烷化处理，有利于提高催化剂的活性和选择性。
The catalyst activity somewhat decreased and the stability of the catalyst was improved obviously.
催化剂的活性有所降低，稳定性显著增强。
The catalyst activity and stability are increased, and in the same time the catalyst cost is reduced.
提高催化剂活性和稳定性，同时降低催化剂成本。
From the Pt loading and catalyst activity, the conditions of the electrolytic impregnation were studied.
从催化剂的负载量和催化活性出发，对电解负载的实验条件进行了探讨。
Main reasons for decrease of catalyst activity were discussed, and catalyst regeneration experiment was made.
讨论了催化剂活性下降的主要原因，并进行了催化剂再生实验。
Mechanical test results must be evaluated In conjunction with catalyst activity, selectivity, and stability data.
必须将机械测试结果和催化剂活性、选择性和稳定性数据联系起来进行综合评价。
Compared with conventional reduction, the reduction time is greatly shortened and catalyst activity after reduction is much better.
与常规还原法相比，快速还原法大大缩短了还原时间，且还原后催化剂活性更好。
The application of thermal analysis on the evaluation the catalyst activity in the deep oxidation of polyaromatic compounds was investigated.
应用热分析技术对多环芳烃化合物催化氧化反应过程中催化剂初活性进行评价。
The catalyst was prepared by impregnating depositing process and the catalyst activity was evaluated with a continuous flow fixed bed reactor.
采用固定床连续流动反应装置，对此催化剂用于气相苯加氢制环已烷的活性进行评价。
It is indicated by the operation that the bed pressure difference of the catalyst bed is obviously decreased and that the catalyst activity is not affected after water washing.
运行结果表明，水洗后催化剂床层压差明显降低，活性没有受到影响。
The multilayer films provide increased surface area and are particularly useful in devices where catalyst activity is related to the surface area available to support catalyst particles.
所述多层薄膜提供增大的表面积，并在催化活性与可用来支 承催化剂颗粒的表面面积相关联的装置中尤其有用。
Besides increasing the catalyst activity, the pre-polymerization can not only raise the bulk density and isotacticity of the PP product, but also significantly diminish the cracking of the PP powders.
预聚除能够提高催化剂的活性外，对提高聚丙烯粉料的表观密度和等规指数、减少聚丙烯颗粒的破碎有显著影响。
Catalyst activity was determined by not only specific surface area of catalyst but also the distributions of active center and utilization ratio of internal surface.
催化剂活性不仅与比表面有关，还与其活性中心分布情况、内表面利用率有关。
Catalyst activity was determined by not only specific surface area of catalyst but also the distributions of active center and utilization ratio of internal surface.
催化剂活性不仅与比表面有关，还与其活性中心分布情况、内表面利用率有关。
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