煤炭资源型城市城乡空间结构演变及影响因素——以安徽省淮北市为例
管晶, 焦华富

The evolution process and influencing factors of urban-rural spatial structure in coal resource-based city: A case study of Huaibei city in Anhui province
GUAN Jing, JIAO Hua-fu
图2 淮北市各时期城乡建设用地分布
Fig. 2 Distribution of urban and rural construction land distribution in four periods of Huaibei city