黄河流域城市群生态保护与经济发展耦合的时空格局与机制分析

孙久文, 崔雅琪, 张皓

Spatio-temporal pattern and mechanism analysis of coupling between ecological protection and economic development of urban agglomerations in the Yellow River Basin

SUN Jiu-wen, CUI Ya-qi, ZHANG Hao

图3 生态保护与经济发展耦合协调度的时序特征

Fig. 3 Time series characteristics of coupling coordination degree between ecological protection and economic development