汽车排气法规对电控汽油喷射发展的影响（３）李铁成排气对策概述对于如何尽可能地降低汽车排气中的ＣＯ，ＨＣ和ＮＯｘ，是近几十年来国内外汽车制造厂家一直在努力攻克的难题。这些难题尽管解决起来有很大困难，但可从两个方面入手。（１）减少由发动机自身生成的这类污... Automobile exhaust regulations on the development of electronically controlled gasoline injection (3) Li Tiecheng exhaust measures Overview For how to reduce as much as possible in the car exhaust CO, HC and NOx, is the domestic automobile manufacturers in recent decades has been working hard Conquer the problem. Although difficult to solve these problems, but from two aspects. (1) reduce the generation of such pollution by the engine itself ...