全球能源安全的格局演变与地缘博弈
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Pattern evolution of global energy security and the geopolitical game
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图8. 2000年以来全球能源安全综合指数及其三个主要维度密度分布曲线变化情况 |
Fig. 8. Density distribution curves of global energy security index and its main three sub-indexes |
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