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中国城市网络等级结构特征及组织模式——基于铁路和航空流的比较
王姣娥1,2(), 景悦1,2
Comparison of spatial structure and organization mode of inter-city networks from the perspective of railway and air passenger flow
Jiaoe WANG1,2(), Yue JING1,2

图7. 中国铁路和航空运输的空间联系格局比较

Fig. 7. The comparison of spatial distribution of passenger flow linkages in China' railway and aviation networks