粤港澳大湾区优化发展的关键要素特征及其功能升级
康蕾, 刘毅

The key element characteristics of the optimized development and its function upgrade in the Guangdong-Hong Kong-Macao Greater Bay Area
KANG Lei, LIU Yi
图1 城市群优化发展的关键要素功能升级示意
Fig. 1 Function upgrade of key elements for optimal development of urban agglomeration