中国三大城市群经济与环境协调度时空特征及影响因素
张国俊, 王珏晗, 吴坤津, 许志桦

Spatial-temporal characteristics and influencing factors of coordination between economic and environmental development of three major urban agglomerations in China
ZHANG Guojun, WANG Juehan, WU Kunjin, XU Zhihua
图2 2006—2016年三大城市群经济与环境发展水平变化
Fig. 2 Evolution of development level of the economic system and the environmental system in the three major urban agglomerations from 2006 to 2016