本文指出了我国目前汽车的排污现状,分析了国际上汽车排污净化的各种方案。从用户和生产厂家的各项要求出发,论述了适合我国的汽车排污方案——微型计算机控制系统。通过初步试验后,证实了这种微型计算机控制系统,就我国当前的技术水平,在基本满足用户和生产厂家的各项要求下是可行的,有效的,有明显的经济效益。 This paper points out the status quo of the current sewage in our country, and analyzes the various schemes of purifying the domestic sewage in the world. Starting from the requirements of users and manufacturers, the paper discusses the vehicle emission control scheme suitable for our country - microcomputer control system. After the initial test, it was confirmed that this microcomputer control system is feasible, effective and has obvious economic benefits as far as the current technical level of our country is concerned, basically meeting the requirements of users and manufacturers.