【摘要】 当今城市大气污染物中 6 0 %— 70 %来自机动车的排放 ,而其中很大部分是柴油车的排放。作者对柴油车在城市生活中的重要地位、对在用柴油车的技术改造措施和城市环境保护的其他举措进行了研究探讨 ,提出了一些具体方案更多还原

【Abstract】 Nowadays, 60 to 70 percent of the pollutants in the urban atmosphere come from exhaust gas of vehicles, and a great part of which are from exhaust of diesel vehicles. The important status of diesel vehicles in urban life, renovative methods of diesel vehicles technology and measures of urban environmental protection are discussed, and some idiographic solutions are also proposed.更多还原