automobile exhaust catalyst control 汽车尾气催化净化
automobile exhaust gases catalyst 汽车尾气催化剂
automobile exhaust purifying catalyst 汽车尾气净化催化剂
automobile exhaust purification catalyst 汽车尾气净化催化剂
The necessity and possibility of replacement of noble metals by rare earth elements in the automobile exhaust catalyst control technology were elucidated.
阐述了汽车尾气催化净化工艺中用稀土代替贵金属的必要性和可能性。
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。
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。
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