运用计算流体动力学对汽车排气催化转化器气流特性开展数值模拟。
Computer fluid dynamics (CFD) is adopted to simulate the flow fields of a catalytic converter while researching the working process of an emission postprocessor.
大衣与不带催化转化器或陶瓷让它锈出来更换整个党的不锈钢管段胜排气系统。
Coat the exhaust system with ceramic without the catalytic converter OR let it rust out and replace the whole dang thang with stainless steel pipe sections.
约10％-30％的燃烧产物会以颗粒物状态随尾气排放到大气中，而其余大部分则沉积到发动机、排气系统及催化转化器的表面。
Only about 10%-30% products will be emitted as PM into atmosphere through tailpipe, but most parts will deposit on surface of engine, exhaust system and catalytic converter.
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