铁路功效运输联系空间差异化及区域整合效应

李涛, 彭天浩, 王姣娥, 黄洁

Spatial differentiation and effect on regional integration of inter-city connections in China

LI Tao, PENG Tianhao, WANG Jiaoe, HUANG Jie

图5 铁路城市位势差值与社会经济发展关系

Fig. 5 Relationship between the difference of rail-city centrality and socio-economic development