Built on district difference of the area, the distribution character of elements of the air dust near the ground in different physiognomy cells, districts and their city zones is researched.

• 并且结合成都经济区的区域特点，分别对成都经济区内不同地貌单元、不同行政地区及其城区的近地表大气尘元素分布特征进行了研究。