By investigating the changes of motor vehicles in Ji'an City, and analyzing the influence of motor vehicles on the atmospheric environment quality and human health in Ji'an City, the countermeasures and suggestions for the prevention and control of tail gas pollution from motor vehicles were put forward.%通过调查吉安市机动车辆变化情况,分析机动车辆对吉安市大气环境质量和人身健康的影响规律,提出机动车辆尾气污染物的防治对策和建议。
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