中国农产品贸易结构演化及对粮食安全的影响
王念, 程昌秀, 林耿

Evolving agricultural trade structure and its impact on food security in China
WANG Nian, CHENG Changxiu, LIN Geng
图7 1992—2020年中国主要农产品进口市场的演变趋势
Fig. 7 Change of China's agricultural import markets, 1992-2020