山东省城市体系中济-青双核结构的空间关系演变

济南与青岛是山东省城市体系中的两个特大城市，在确定济-青为山东省双中心城市的基础上，以两地的相互作用、腹地范围的比较为主线，探讨了两地不同时期的空间关系及其未来的演变趋势，并通过经济联系、经济隶属度及两地间断裂点位置的变化，重点分析了当前济-青之间的空间关系。研究表明，从开埠至今，两地竞合强度整体呈不断增强的态势，并大致经历了青岛扶摇直上的转变。今后两地相互作用将有进一步增强趋势。

The Urban System of Shandong province and the Spatial Relationship Change of Ji-Qing Two-Core Structure

Jinan and Qingdao are the two metropolises in Shandong province .On the basis of the determination that Jinan and Qingdao are the two central cities in the Shandong province, according to the interaction and the comparison of the hintedand＇s scope between the two cities,the paper has discussed the two cities different time spatial relationship and future evolution.Through the change of economical relationship,the change of the economical degree of membership and the change of the point of fracture , the paper has analysed mainly the current spatial relationship of Ji-Qing.The research indicates that from opening the commercial port to now,the intensity of the competition and cooperation between Jinan and Qingdao has became intenser and intenser on the whole ,the relationship between Jinan and Qingdao undergone a change of Qingdao skyrocketing since the end of Qing Dynasty In future,the spatial relationship between Jinan and Qingdao will tend to become stronger and stronger than ever.