长三角城市群“空间流”层级功能结构——基于高铁客运数据的分析
孙阳, 姚士谋, 张落成

Functional structure of spatial flow in the Yangtze River Delta: Analysis of passenger based data for the high speed railway
Yang SUN, Shimou YAO, Luocheng ZHANG
图3 长三角城市群城市集聚强度
Fig.3 Intensity of urban agglomeration in the Yangtze River Delta Urban Agglomeration