1930—1931年间,在内蒙古额济纳河流域汉代烽燧遗址出土的一万余枚简牍是1949年之前中国重要的考古发现之一。这批简牍后被定名为“居延汉简”。就内容来看,居延汉简主要是汉代政府行政公文,其中县邑地名是经常见到的信息。这些县邑地名信息可与史籍记载相互参证,对于校订西汉政区研究具有重要价值。前辈学者曾利用居延汉简成功解 Between 1930 and 1931, more than 10,000 pieces of bamboo slips unearthed in the Fengsui Site of the Han Dynasty in the Ejin River Valley in Inner Mongolia were among the most important archeological discoveries in China before 1949. After this series of Jane was named “Juyan Han Jane ”. In terms of content, Juyan Hanjian is mainly the administrative official document of the Han Dynasty, in which county prefecture names are frequently seen information. These prefectural names can be registered with historical records, which is of great value to the revision of the Western Han Dynasty. Senior scholar who has used Juyan Han Jane successful solution