300 BC-1900 AD无定河流域城镇时空格局演变 |
佟彪,党安荣,许剑 |
A historical study on the patterns of spatio-temporal evolution of towns in the Wuding River Basin |
TONG Biao,DANG Anrong,XU Jian |
图5 秦汉时期无定河流域城镇分布图 注:行政边界参照文献[ |
Fig. 5 Towns distribution of Wuding River Basin in Qin-Han period |
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