全球稀土贸易格局演化及竞合关系研究
叶前林,马继越

Research on the Evolution of Global Rare Earth Trade Network Pattern and the Relationship Between Competition and Cooperation
Qianlin YE,Jiyue MA
图5 1999—2022年全球稀土贸易网络及其同等规模随机网络模块度值变化
Fig.5 Variation of modularity value of global rare earth trade network and its equivalent scale random network from 1999 to 2022