中国城市尺度科学知识网络与技术知识网络结构的时空复杂性
李丹丹, 汪涛, 魏也华, 袁丰

Spatial and temporal complexity of scientific knowledge network and technological knowledge network on China's urban scale
Dandan LI, Tao WANG, Dennis WEI Yehua, Feng YUAN
图1 理论分析框架
Fig. 1 The theoretical framework