Fully controlled three-way catalyst.
完全控制的三效催化剂。
Three-way catalyst has been widely used in the developed countries.
国外发达国家已广泛使用三效催化剂。
It is considered that three - way catalyst using precious metals as main component will still act as the main role. However, the re...
认为以贵金属为主体的三效催化剂继续占有优势,贵金属的回收循环使用将变得越来越重要。
Doped rare earth oxides have been widely used in three-way catalyst(TWC) for purification of automobile exhausts because of its special properties.
稀土元素以其特殊的物理和化学性质在汽车尾气三效净化催化剂(TWC)中获得了广泛应用。
When exhaust flow flows through a three-way catalyst, redundant hydrogen and nitrogen oxides in waste gas are subjected to oxidation-reduction reaction to further reduce discharge.
排气流过三元催化器时,废气中多余的氢气和氮氧化物发生氧化还原反应,进一步降低排放。
This paper introduces some kinds of catalysts for automobile exhaust purification, such as Three Way Catalysts (TWCs), perovskite oxide catalyst, and molecular sieve catalyst by metal ions.
综述了目前国际上催化消除汽车尾气催化剂的研究现状,分析了三效贵金属催化剂、钙钛矿氧化物催化剂、分子筛催化剂各自的优势和存在的问题。
Nature is a pathway for seeing our life in a new way; a catalyst for changing our perspective about how we approach our day-to-day.
自然是我们看待自己生活的一条新的路径;是改变我们的看待问题的视角,让我们一天天更加接近自己的催化剂。
If you're not currently a catalyst for change but can see how this approach can keep you moving in the right direction, here are some things you can do to get you well on your way.
如果你现在还不是一个促进改变的人,但是知道这种方法能让你朝正确的方向进展,按下面的一些做法你会进展的更顺利。
If you were not given this catalyst of service in the way that those in this room ask themselves to serve, you would not have the strong promptings that you each have to purify yourselves.
假如你们没有被给予服务的这个催化剂,在这方式上,那些在这房间的人要求他们自己去服务,你将不会有你们每个人必须去净化你们自己的强烈刺激。
The way we interact with each other is changing; email is both the catalyst and the instrument of that tremendous and surprising change.
我们相互交流的方式正发生着变化,而电子邮件及是促成这种巨大而惊人的变化的因素又是这种变化的工具。
A new kind of phase transfer catalyst of phosphotungstate was synthesized by a new way in this paper.
采用新的合成方法,合成了一种新型磷钨杂多酸盐相转移催化剂,研究了它在不同合成条件下的产率。
The way using crude material furoic acid and propyl alcohol to synthesize propyl furoate is researched by catalyst stannous oxide. The yield is 77%.
以呋喃甲酸和正丙醇为原料,氧化亚锡为催化剂,合成了呋喃甲酸正丙酯,产率可达77% 。
The petrol composition influent emission of the engine markedly. It is especially important to control petrol composition particularly after three way conversion catalyst were installed in modern car.
汽油成分对排放有较为显著的影响,特别是在现代汽车普遍安装三元催化器后,控制汽油成分就显得尤其重要了。
This paper discusses the fundamentals and characteristics of catalytic combustion and the type of catalyst and approaches the way to apply the technology of catalytic combustion in cremator.
本文对催化燃烧法的基本原理、特点及催化剂的形式等方面进行了讨论,并就催化燃烧技术在火化设备中实现的可能方法进行了探讨。
The development and utilization of these co-catalyst and catalyst is a way of low investment and quick result, and the appliance of MGD technics can make the olefin content reduce more.
降烯烃助剂和降烯烃催化剂的开发利用是投入少、见效快的方法,而投用MGD工艺,可使汽油烯烃含量下降的更多。
And the optimization process of the catalyst recycling way is limited also.
同时催化剂循环线路的优化设计也受到影响。
The process conditions for hydroxylation of phenol using TS - 1 zeolite as catalyst were optimized by the way of uniform design software.
采用均匀设计试验方法,对TS-1催化的苯酚羟基化反应条件进行了优化。
The effects of an improved dehydration way on structural properties and Fischer-Tropsch(F-T) synthesis performance of an iron-based catalyst were studied.
研究了一种改进的脱水方式对费托(F-T)合成铁基催化剂结构性质与催化性能的影响。
Catalyst technique is the major way to purify automobile exhaust gas.
催化剂是当前控制汽车尾气的主要手段。
Methoxydiphenyl ether was synthesized from guaiacol by using various catalysts and bases. The influences of base, catalyst, temperature, time and the way of feeding on the reaction were studied.
以愈创木酚为起始原料,采用各种不同的催化剂与溴苯缩合制备得到邻甲氧基二苯醚,并研究了碱、催化剂、反应温度、反应时间和加料方式各种因素对该反应的影响。
This paper introduces the three-way emission control technology and the principle of auto exhaust catalytic converter. The main composition of the three-way-catalyst is also reviewed.
介绍汽车尾气三效催化净化技术及净化器的主要工作原理,并对三效催化剂主要成分: 载体、 涂层、 活性催化剂及助剂进行论述。
The case of the false to confusion is a large part of the people, because the imagination of western way is retained in the catalyst feeling experience guide.
伪洋案之以是频出,很大一部分是因为国人日渐畅想西方留存法子的体会在起催化剂感导。
The case of the false to confusion is a large part of the people, because the imagination of western way is retained in the catalyst feeling experience guide.
伪洋案之以是频出,很大一部分是因为国人日渐畅想西方留存法子的体会在起催化剂感导。
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