文件名称：Optimizing Urban Spatial Structure of Lanzhou Based on Geographic Concentration Method of Industries (2007年)
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更新时间：2024-05-12 07:48:51
自然科学 论文
Geographic concentration of industries is the regionalized distribution of some industries in certain areas, which focuses on the ratio of a certain industry to the whole industries (He and Liu, 2006). In this paper we explore the improved M function of g