The Spatial-Temporal Coupling Between Evolution of Urban Specialized Wholesale Market Distribution and Urban Spatial Expansion in Wuhu
基于GIS平台构建几何中心和时空耦合指数，分析芜湖市专业批发市场分布演变与城市空间扩展的耦合关系，发现两者存在耦合，且市场分布受城市功能转换、交通、人口和地价影响，呈离心圈层分布。
Wholesale market plays a very important role in our economy life,The paper bases on the platform of GIS,build the index of Geometric center and the index of spatial-temporal coupling,analyzes the coupling relationship between the urban spatial expansion and the evolution of urban specialized wholesale market location,It is summarized that: the spatial distribution evolution of urban specialized wholesale markets in Wuhu and urban spatial evolution is coupling;The factors of specialized wholesale markets distribution in Wuhu are functional conversion of urban space,traffic,population and the price of land;specialized wholesale markets show centrifugal layer distribute in suburb area.