黄河流域高质量发展的基本条件与核心策略 |
杨永春, 穆焱杰, 张薇 |
Basic conditions and core strategies of high-quality development in the Yellow River Basin |
YANG Yongchun, MU Yanjie, ZHANG Wei |
图4 黄河流域各地市的人口密度及其空间差异性 注:人口密度划分标准引自文献[ |
Figure 4 Population density and its spatial differences in cities across the Yellow River Basin |
![]() |