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作 者:李鹏[1,2,3] 李仁杰[1,2] 王辉[3] 张梦娜[3] 虞虎 LI Peng;LI Renjie;WANG Hui;ZHANG Mengna;YU Hu(Postdoctoral Scientific Research of Geography,Hebei Normal University,Shijiazhuang 050024,China;School of Geographical Sciences,Hebei Normal University,Shijiazhuang 050024,China;Institute of Marine Sustainable Development,Liaoning Normal University,Dalian 116029,China;Institute of Geographic Sciences and Natural Resources Research,Chinese Academy of Sciences,Beijing 100101,China)
机构地区:[1]河北师范大学地理学博士后科研流动站,石家庄050024 [2]河北师范大学地理科学学院,石家庄050024 [3]辽宁师范大学海洋可持续发展研究院,辽宁大连116029 [4]中国科学院地理科学与资源研究所,北京100101
出 处:《地域研究与开发》2025年第2期114-121,共8页Areal Research and Development
基 金:国家自然科学基金项目(42276231);国家自然基金青年项目(42101170);辽宁省教育厅高校基本科研项目(LJKMZ20221415)。
摘 要:以我国滨海城市为研究对象,基于导航电子地图API实时交通大数据与GIS技术,构建时间成本模型,系统分析普通公路、高速公路、高铁3个时代下滨海城市一日游、周末游可达性时空演变及其竞合效应。结果表明:(1)公路时代滨海城市可达性以东部地区为主,高铁开通后显著向内陆延伸,周末游覆盖范围扩展至中部多数地区;(2)交通网络演进推动可达性水平提升,形成“廊道扩散-均衡拓展”的时空格局。其中,高铁时代一日游沿交通干线呈“东北高、华南高、中部低”的廊道特征,周末游呈现“东北-西南不规则、华北东西贯穿、华中环状”等多样化空间格局;(3)交通变革引发“竞争加剧-合作互补”的竞合效应。普通公路时代以周边城市竞争为主,高铁时代竞争向内陆扩散,在华中地区尤其显著。同时,高铁促进跨区域合作,形成“旅游中心+交通枢纽”“旅游中心+特色资源”等新型合作模式,推动滨海与腹地形成协同发展格局。Taking the coastal cities in China as the research object,this paper,based on the real-time traffic big data from the API of navigation electronic maps and GIS technology,constructs a time cost model to systematically analyze the spatio-temporal evolution of accessibility and the competition-cooperation effects for one-day trips and weekend trips in coastal cities in the eras of ordinary highways,expressways,and high-speed railways.The research shows that:(1)In the era of highways,the accessibility of coastal cities is mainly concentrated in the eastern region.After the opening of high-speed railways,it significantly extend inland,and the coverage of weekend trips expanded to most areas in the central region;(2)The evolution of the transportation network promotes the improvement of accessibility levels,forming a spatio-temporal pattern of“corridor diffusion-balanced expansion”.In the era of high-speed railways,one-day trips show the corridor characteristics of high accessibility in the northeast and south China and low accessibility in the central region along the traffic trunk lines,while weekend trips present diversified spatial patterns such as irregular patterns from northeast to southwest,east-west penetration in North China,and circular patterns in Central China;(3)Transportation changes trigger the competition-cooperation effects of“intensified competition-cooperative complementarity”.In the era of ordinary highways,the competition was mainly among neighboring cities.In the era of high-speed railways,the competition spread inland,especially significantly in Central China.At the same time,high-speed railways promote cross-regional cooperation,forming new cooperation models such as“tourism center+transportation hub”and“tourism center+characteristic resources”,and promoting the formation of a coordinated development pattern between coastal areas and their hinterlands.
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