西北干旱区河流与城镇分布耦合关系研究——以兰州、西宁地区为例

Study on Coupled Relation between Rivers and Towns of Northwest Arid Region——Take Lanzhou,Xining as an Example

为研究西北干旱区河流与城镇分布的耦合关系,本文首先提取了兰州西宁地区的河流和城镇的位置信息,然后分析河流和城镇分布的相互位置关系,得出该研究区80%城镇依附着河流分布于河谷中,得出结论在西北地区这种干旱的自然环境下河流是影响城镇布局的重要因素。

To study the Coupled Relation between rivers and towns in the Arid Region of Northwest,the paper extracts the location information of river and town in Lanzhou and Xining,and then analyzes the distribution of rivers and towns,about 80% of the towns in the studied area located in the valley,the conclusion is that the rivers is an important factor of influence on the urban layout in the arid area of Northwest.