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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 Siao
1
(
), WANG Jing
2
, QI Wei
1
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m
3
)。
Fig. 3.
China's inter-regional virtual water transfer network