结果反映目前中国城市机动车污染物排放水平及各污染物排放特征。
The result basically showed the character and level of motor vehicle emission in Chinese city.
机动车排放颗粒物是重要的空气污染物。
Particles from vehicle emission are important air pollutants.
通过分析，提供了控制机动车污染排放的重要依据。
According to this analysis, we can get important basis of controlling automobiles emission.
零排放机动车。
在用机动车监测与维修制度（I/M计划）是减少机动车污染排放的最主要措施。
The chief measure for reducing in-use vehicle emission is I/M program.
有毒有害空气污染物的环境影响是国内外研究的热点，而机动车排放是其重要源之一。
Studying the environmental effects of toxic air pollutants is currently very important in the world.
有毒有害空气污染物的环境影响是国内外研究的热点，而机动车排放是其重要源之一。
Studying the environmental effects of toxic air pollutants is currently very important in the world.
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