中国能源水足迹时空特征及其与水资源匹配关系
关伟, 赵湘宁, 许淑婷

Spatiotemporal feature of the water footprint of energy and its relationship with water resources in China
GUAN Wei, ZHAO Xiangning, XU Shuting
图4 中国能源水足迹与可利用水资源量的标准差椭圆分布(a)和重心(b)
Figure 4 Gravity center and standard deviation elliptic distribution of the water footprint of energy and available water resources in China