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青藏高原地区城乡虚拟水贸易格局与影响因素
孙思奥1(), 王晶2, 戚伟1
Urban-and-rural virtual water trade of Qinghai-Tibet Plateau: Patterns and influencing factors
SUN Siao1(), WANG Jing2, QI Wei1

图3. 中国不同区域城乡间虚拟水贸易网络
注:图中数值为虚拟水量(亿m3)。

Fig. 3. China's inter-regional virtual water transfer network