tail gas purification catalyst
tail gas purification catalyst
尾气净化催化剂
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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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.
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。
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