摘要
简要地介绍了汽车废气污染物的危害性和影响因素以及国外常用的废气排放控制技术。碳微粒收集器对柴油机的废气治理具有重要的实用价值， 建议尽快加以研制和开发。
This paper introduces the hazard of automobile exhaust pollutant, influential factors and normally control technology used abroad. Micro carbon collector is very useful for diesel exhaust. So it’s suggest to develop as soon as quickly.
