在以城市群为主体形态的新型城镇化时期,扩大并巩固中心城市的通勤圈以促进区域协调发展和整体竞争能力的提升,这已成为很多实践和理论的共识。作为区域生产要素加快流通和优化重组的重要推手,高铁被寄予厚望。然而,不是所有的城市都能正确对待高铁的局限,也不只有个别城市左手在 In the new urbanization period taking the urban agglomeration as the main form, it has become a consensus of many practices and theories to expand and consolidate the commuter circle in the central cities to promote the coordinated development of the region and enhance the overall competitiveness. As an important promoter of accelerating circulation and optimizing restructuring of regional factors of production, high-speed rail has high hopes. However, not all cities can properly handle the limitations of high-speed railways. Nor do some cities have left-hand