干旱区资源型城市绿色经济效率时空分异特征
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Spatiotemporal differentiation of green economic efficiency of resource-based cities in arid area
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图3. 2006—2016年城市发展周期分类城市绿色经济效率分解变化 |
Figure 3. Changes of green economic efficiency sub-index values of cities by urban development cycle, 2006-2016 |
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