中文摘要：

不同经济发展水平下城市间整合的特征、动力因素、整合内容不同。文章对比分析了我国经济发达地区和欠发达地区间城市整合的主要差异,并以吉林省延边朝鲜族自治州的延龙图城市整合为例,进一步探讨了欠发达地区城市整合的必要性、整合动力机制与整合“结节点”,对欠发达地区城市整合的理论基础与实践需要具有一定的借鉴意义。

英文摘要：

There are different characteristics, dynamic factors and integration content under the different developed level of economy. This paper compares and analyzes the differences between the developed region and the less developed region, then takes the urban integration of Yanji, Longjing and Tumen in Yanbian Korean National Autonomous Minority of Jilin province for an example, and makes further research for necessity, dynamic mechanism and ＂nodes＂ of urban integration. The research result is of certain reference value for theoretical basis and practical requirements of urban integration in the less developed region.