工业主要分布在以成都为中心的成都经济区。
Chengdu economic region which the center is Chengdu is the chief distribution area of industry.
本文主要对成都经济区近地表大气尘中主要的20种元素的空间分布特征进行研究。
The thesis mainly discusses space distribution character of 20 kinds of element of the air dust near the ground in Chengdu economic area.
成都平原经济区是第三产业较为发达的经济区。
The plain economic region of Chengdu is an economic region with a comparatively developed tertiary industry.
成都平原经济区是第三产业较为发达的经济区。
The plain economic region of Chengdu is an economic region with a comparatively developed tertiary industry.
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