黄河流域旅游高质量发展空间差异、重心演化及优化路径

邬超, 周成, 杨兆丰, 刘亚玲, 郑涵夫

Spatial difference， focus shifting and optimization of high-quality tourism in the Yellow River Basin

Chao Wu, Cheng Zhou, Zhaofeng Yang, Yaling Liu, Hanfu Zheng

图1 黄河流域旅游高质量发展水平

Fig.1 High-quality development level of tourism in the Yellow River Basin