“双十一”期间中国快递流通的时空结构与效率——基于时间地理学视角
李鲁奇,孔翔

The tempo-spatial structure and efficiency of China's express service during the "Double Eleven Shopping Carnival": A time-geographic approach
LI Luqi,KONG Xiang
图4 2017年“双十一”期间快递时间结构聚类
Fig. 4 Temporal structure clusters of express during the "Double Eleven Shopping Carnival" in 2017