汽车尾气净化催化剂已成为控制汽车尾气排放的主要措施之一。
The catalyst for automotive exhaust purifying has become one of the main for emission controlling, and the evaluation methods is emergency currently.
本文采用BET和SEM等方法研究了乌洛托品和尿素两种扩孔剂对汽车尾气净化催化剂载体性能的影响。
BET and SEM techniques were used to study the influence of pore expanding agents (urotropine and urea) on properties of the carriers for automotive catalysts.
本文主要针对汽车尾气所造成的环境污染问题，分析了开发和应用新型的汽车尾气净化催化剂的必要性和迫切性。
Pollution from automobile exhaust is a difficult problem. The exploitation and application of the new kinds of catalysts in automobile exhaust were necessary and instant.
主要介绍了稀土汽车尾气净化催化剂及其净化的方法、原理，及当前国内外对稀土催化剂在汽车尾气净化中的研究与应用现状。
In this paper, the rare earth catalyst of automobile tail gas purification and the method, mechanism and present research and application at home and broad are introduced.
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。
Doped rare earth oxides have been widely used in three-way catalyst(TWC) for purification of automobile exhausts because of its special properties.
贵金属催化剂在汽车尾气净化中的应用一直受到人们的很大关注。
The use of noble metal catalysts in the purification of automotive tail gas always draws attention of people.
催化燃烧与汽车尾气净化反应对催化剂的共同要求是具有良好的低温活性和高温热稳定性。
The common requirements for catalyst materials in methane combustion and automotive exhaust purification are higher low-temperature activity and high-temperature stability.
研制了用于尾气净化的低温等离子体催化反应器，该反应器由介质阻挡放电型低温等离子发生器和金属蜂窝载体催化剂组成。
Cold plasma-catalytic reactor for exhaust purification was developed, where the reactor was consisted by two parts including dielectric barrier discharge system and metal honeycomb substrate catalyst.
钙钛矿型稀土氧化物催化剂具有较好的催化活性，成本低廉，在替代传统的贵金属催化剂净化汽车尾气方面潜力巨大。
Rare earth perovskite-type oxide catalyst as a substitute for traditional rare metal catalyst has a great potential to purify automotive emission due to good catalytic activity and low cost.
采用自制的催化剂JC - 4，设计出碱洗-催化氧化工艺对黄磷尾气进行深度净化处理。
With the new technology for the alkali washing and catalytic oxidation that adopts catalyst JC-4, the yellow phosphorus tail gas can be deeply purified.
车用金属载体催化剂在汽车尾气催化净化方面有着广泛的应用前景，是当前新兴的汽车尾气催化剂技术。
Metallic substrate automobile catalyst is a novel catalyzes technology, which has an extensive application and wide foreground in auto emission cleanse technology.
本研究以等离子体技术净化室内空气后产生的尾气为研究对象，考察利用催化转化技术去除这类尾气的效果，并探讨合适的后置催化剂和催化温度。
Based on the technology of catalysis and transform, the effect of disposing tail gas pollution from purifying indoor air is also studied with catalyst. So it is discussed how to sele…
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。
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.
本文对通用汽油机尾气净化三效催化剂载体及催化剂进行了深入研究。
This paper studied the supports material of small gasoline engine exhausts purification catalysts and the small gasoline engine exhausts purification catalysts itself in detail.
本文叙述了778型颗粒状汽车尾气净化稀土催化剂的研究和应用。
The preparation and field-test of the 778-type granular rare-earth catalyst for the treatment of auto exhaust gases have been studied.
纳米催化剂具有很高的催化活性，在汽车尾气净化处理中有很好的应用前景。
Nanomaterial catalysts have good catalytic activity. They have good prospect in the purification of exhaust gases.
含铈氧化物由于其独特的氧化还原性能及较强的储氧能力成为汽车尾气催化净化三效催化剂的关键材料。
Materials containing ceria are used in three-way catalytic converters because of their unique redox properties and high oxygen storage capacity.
并介绍了该催化剂在甲醇分解、汽车尾气净化、微量有机化合物脱除等方面的应用。
The catalysts have been investigated in methanol decomposition, treatment of automotive emission and removal of volatile organic compounds, respectively. Here the results are also introduced.
并介绍了该催化剂在甲醇分解、汽车尾气净化、微量有机化合物脱除等方面的应用。
The catalysts have been investigated in methanol decomposition, treatment of automotive emission and removal of volatile organic compounds, respectively. Here the results are also introduced.
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