Study on Comprehensive Evaluation of the Compound System of Regional Urbanization Level——Taking Gansu Province as an Example
从经济、社会、城建、环保四个方面构建城镇化复合系统模型，用因子分析、层次分析和聚类分析评价甘肃省12个城市的城镇化综合发展水平，发现区域差异显著。
Based on the four areas of economy,society,urban construction and environmental protection,the paper gives the compound system model of urbanization.Methods of Factor Analysis,Analytic Hierarchy Process and Cluster Analysis are used to establish a evaluation system of comprehensive developmental level of regional urbanization,and 12 cities in Gansu Province are taken as an example to do an empirical research of this model to measure the comprehensive developmental levels of regional urbanization of Gansu province,of which the research results show that there is a great regional difference.