【摘要】 汽油车怠速下排放的CO和HC严重污染环境。随着国家标准的要求日趋严格,如何使国产汽油车排放符合国家标准是非常重要的。本文介绍了车辆检测中汽油车怠速下排放的污染物的测量方法,以及如何调整怠速使CO和HC的浓度符合国家标准。更多还原

【Abstract】 Carbon monoxide (CO) and hydrocarbons (HC) in the exhaust emission of the idling gasoline automobiles badly pollute the environment. With the national standard higher and higher, it is very imortant to make the domestically made gasoline automobiles under this standard. In this paper the authors introduce the methods of how to measure the exhaust emission of the idling gasoline automobiles when being checked and tested and how to adjust the idling circuit to meet the CO and HC emission standard.更多还原