The second fugitive dust about vehicle is an important source of air pollution in northern city of China, the measure and calculation methods need to be developed and researched.
机动车行驶过程二次扬尘已成为中国北方城市扬尘污染的重要来源，有关机动车二次扬尘量化计算亟待研究开发。
The second fugitive dust about vehicle is an important source of air pollution in northern city of China, the measure and calculation methods need to be developed and researched.
机动车行驶过程二次扬尘已成为中国北方城市扬尘污染的重要来源，有关机动车二次扬尘量化计算亟待研究开发。
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