长三角地区生物医药技术合作网络的空间演化及驱动机制
The spatial pattern evolution and driving mechanism of the directed network of technological cooperation in the Yangtze River Delta
长三角地区生物医药技术合作网络的空间演化及驱动机制 |
| 刘通, 毛炜圣, 刘承良 |
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The spatial pattern evolution and driving mechanism of the directed network of technological cooperation in the Yangtze River Delta |
| LIU Tong, MAO Weisheng, LIU Chengliang |
| 图1 城市技术合作有向网络演化机制框架 |
| Fig. 1 The framework of the evolution mechanism of the directed network of urban technical cooperation |
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