used catalyst的例句大全

Silicon dioxide nanoparticles have been widely used in chemical mechanical polishing ( CMP), coating material, rubber, binding agent, biology, iatrology, catalyst and other fields for their excellent properties.

纳米SiO2以其独特的性能已广泛地应用于化学机械抛光（Chemical Mechanical Polishing，CMP）以及涂料、橡胶、粘合剂、生物、医学、催化剂等其他众多领域。

A phospho molybdic acid catalyst was investigated for the esterification of fumaric acid with methanol in this paper. The influences of raw material ratio, reaction time and amount of catalyst used on the yield of DMF were investigated.

研究了以磷钼酸为催化剂，富马酸和甲醇为原料合成富马酸二甲酯（DMF），探讨了酸醇量比、反应时间、催化剂用量等工艺参数对DMF收率的影响。

In view of the shortcoming of high water carbon ratio and high energy consumption in traditional Kellogg craft, which is used in the primary reforming process of the existing synthetic ammonia fitting commonly, develops one kind of new low-water carbon ratio conversion catalyst.

针对现有合成氨装置一段转化工序普遍采用的传统Kellogg工艺存在的水碳比高、能耗高的缺点，开发出一种新型低水碳比转化催化剂。

KI can be used as catalyst to reduce reaction time to 3.5 hour.

加入催化剂碘化钾（KI）使反应时间缩短为3.5h。

Summary of CN 20 low density catalyst for secondary reformer used in factory

CN－20型低密度二段转化催化剂工厂使用小结

It has large surface area, ordered pore array and good thermal stability, so it can be widely used in catalyst, seperator, nano-reactor, medicine release, photoelectric sensor, and so forth.

它具有大比表面积、规整的孔道排列以及良好的水热稳定性，因此能被广泛用于催化、分离、纳米反应器、药物释放以及光电传感器等领域。

CUO-γ-Al_2O_3 catalyst prepared under the optimal conditions was used in the circulative batch electro-heterogeneous catalysis system.

将最佳条件下制备的CuO-γ-Al2O3催化剂用于循环间歇式电-多相催化体系。

Acidic bentonite used as catalyst to prepare new type antioxidant DDA

以酸性膨润土为催化剂制备新型抗氧剂DDA

Ten sulfo-group containing compound were tested whether they could be used as the phase transfer catalyst ( PT CS) for the electrophilic substitution in the solution of H2O/ CH3COONa-CH3COOH/ ClCH2Cl by measuring the coupling reaction rate constant.

选择了10个含磺酸基团的化合物作为相转移催化剂，测定其在H2O／CH2COOH－CH3COONa／ClCH2Cl体系中的亲电偶合反应速率常数。

To increase the rate of reaction, a catalyst is used.

为了提高反应速度，可使用催化剂。

The macrokinetics could be used for calculating the quantity of CN-18 catalyst.

该表达式可用于使用CN-18催化剂时反应器的设计计算。

The routing, policy-based routing and network address translation ( NAT) technologies of Cisco Catalyst 6509 switch and Cisco 2621 router are used to complete the optimizing of the configuration of the campus network of Tianjin University of Commerce which provides two connections to Internet.

使用Cisco6509交换机和2621路由器的路由、策略路由以及地址转换技术，成功地完成了天津商学院校园网的双出口解决方案，优化了网络的配置。

SEM show that the catalyst used 80 hours did not change in the surface appearance, has a good stability.

SEM表明经80小时反应后催化剂表面相貌没有发生改变，稳定性较好。

Intermittent Addition of Catalyst in Continuous Production of Phthalic Anhydride STUDY ON THE AXLE SEALING OF PUMP USED IN TANNIN EXTRACTS INDUSTRY

连续生产苯酐中不停车加催化剂栲胶泵轴密封的研究&副叶轮动力密封和飞球离心式机械停车密封装置

In recent years the technique has been used in the area of catalyst preparation.

近年来化学工作者把它引入到催化剂制备工艺过程。

Technical Improvement and Design Optimization of Agitation System Used in Catalyst Preparation Vessel

催化剂配制罐搅拌系统技术改进及设计优化

Color indicator of green tea and color card of sensory test A glass tube containing catalyst 401 which is used as a color indicator for trace amount of oxygen was connected with the sample tube to monitor the purity of carrier gas during operation.

绿茶表色及感观审评用色卡方法的研究为了检测载气的纯度，在样品管进口直接连接装有变色的401型脱氧催化剂的检测管。

Esterification reaction time is short and yield reaches 96%. The catalyst can be used repeatedly.

酯化反应时间短，收率达到96%，催化剂可重复使用。

A newly developed GOR Q catalyst for reducing olefin content in FCC naphtha was evaluated in a laboratory scale riser FCC testing unit in comparison with the ZC 7000 catalyst originally used in the commercial unit.

在小型提升管催化裂化试验装置上，参照胜利炼油厂催化裂化装置的工艺条件，对新型降烯烃催化剂GOR Q与该厂原用的ZC7000催化剂进行对比评价试验。

A high efficiency spherical catalyst HDC developed by Research Institute of Petroleum Processing firstly used in a 140kt/ a polypropylene unit with a loop reactor at Maoming Petrochemical Ethylene Industrial Company was introduced.

介绍了石油化工科学研究院研究开发的高效球型聚丙烯HDC催化剂在茂名石化乙烯工业公司140kt/a环管聚丙烯装置上首次工业应用的情况。