甘肃河西地区历史遗址分布及其自然环境背景
朱陇强, 王晓云, 刘佳敏, 颉耀文

Distribution and natural environment background of sites in Hexi region,Gansu,China
Longqiang Zhu, Xiaoyun Wang, Jiamin Liu, Yaowen Xie
图7 遗址点距河流10 km缓冲区分布
Fig.7 Distribution map of the 10 km buffer zone between the sites and the river