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西安都市圈职能结构时空演进特征研究
刘欣怡1
西安建筑科技大学建筑学院,博士研究生
摘要:
都市圈是当前我国城市化发 达地区的重要城镇空间组织形式之一。 西安都市圈作为我国发展条件最好、 经济人口承载力最强的西北地区经济 中心,在建设社会主义现代化国家和 构建新发展格局中具有重要地位。随 着其核心地位的确立,西安市对咸阳、 渭南、铜川等相邻区县在经济和人口 等领域的影响力逐渐加强,各要素间 的联系也变得更为紧密。职能结构影 响空间分布与区域协调发展,因此研 究其职能结构时空演进特征对区域协 调发展具有重要研究价值。本文基于 利用五普、六普、七普统计数据,通 过融合“职能规模、职能强度与职能 结构演变”三维视角,分析西安都市 圈近三十年的职能结构特征。研究发 现:其职能规模等级结构由纺锤型逐 渐演化为金字塔型;职能强度演变呈 现出核心区与外围差异,突出了核心 区的优势地位及政策嵌入影响;在空 间上表现为“ 单核强聚集” 向“ 单 核—圈层—辐射区”的演变趋势;产 业分工体系开始形成, 在空间上形 成“外二内三”的布局特征。最后基 于分析结果,在空间、产业、治理等 层面提出西安都市圈职能结构优化的 路径,可为都市圈职能结构优化与跨 区域协同发展提供参考。
关键词:  普查数据  西安都市圈  职 能结构  时空演进  产业分工
DOI:10.13791/j.cnki.hsfwest.20240903002
分类号:
基金项目:
Study on the characteristics of spatial-temporal evolution of functional structure in Xi’anMetropolitan Area
LIU Xinyi
Abstract:
With the advancement of regional economic integration, metropolitan areas centered on megacities have emerged as pivotal drivers for comprehensive socio-economic development and crucial spatial organizational forms in China’s highly urbanized regions. As the economic hub with the most favorable development conditions and strongest economic-population carrying capacity in Northwest China, the Xi’an Metropolitan Circle plays a strategic role in promoting socialist modernization and establishing new development paradigms. The consolidation of its core status has progressively enhanced Xi'an City’s influence over adjacent districts and counties (Xianyang, Weinan, Tongchuan) in economic and demographic domains, intensifying interconnectedness among various regional elements. Distinct from eastern metropolitan circles like the Yangtze River Delta, the Xi’an Metropolitan Circle exhibits localized developmental characteristics typical of western China. Given the critical impact of functional structures on spatial distribution and regional coordinated development, coupled with its unique research subject attributes, investigating the spatiotemporal evolution of its functional structure holds significant academic value for fostering regional synergy. This study employs statistical data from the Fifth, Sixth, and Seventh National Population Censuses, integrating a three-dimensional analytical framework encompassing “functional scale, functional intensity, and functional structure evolution” to examine the functional characteristics of the Xi’an Metropolitan Circle over the past three decades. Key findings include: 1) functional scale: The hierarchical structure transitions from spindle-shaped to pyramid-shaped; 2) functional intensity: core-periphery differentiation influenced by policy shifts highlights the dominance of core areas and reflects policy embeddedness in evolutionary processes; 3) spatial configuration: an evolutionary trajectory from “monocentric strong agglomeration” to a “monocentric-circular-radiation zone” spatial pattern; 4) industrial structure: an emerging division system exhibits a spatial layout characterized by “secondary industries in peripheral zones and tertiary industries in core areas,” demonstrating hierarchical spatial differentiation of “lower-external and higher-internal” industrial tiers. Based on these findings, a tripartite “Space-Industry-Governance” strategy system is proposed: 1)spatial optimization: strengthen functional complementarity between core and peripheral areas, leverage the core’s catalytic role in constructing a polycentric pattern, and promote balanced development through functional decentralization and relocation. 2) industrial restructuring: advance localized industrial chain development, optimize vertical integration systems, and enhance industrial park clustering while aligning with existing spatial distribution features. 3) governance innovation: refine cross-regional coordination mechanisms through fiscal policies and digital technologies, focusing on “boundary-breaking integration” and “symbiotic development” to narrow regional disparities and optimize governance frameworks. This research contributes theoretical and practical insights in three dimensions 1)methodologically, it extends metropolitan functional analysis through multidimensional integration; 2)empirically, it reveals the unique evolutionary logic of western Chinese metropolitan areas under dual market-governmental drivers; 3)practically, it provides policy references for optimizing functional structures and achieving cross-regional coordination in developing economies. The outcomes offer actionable guidance for advancing high-quality development in China’s western regions and refining metropolitan spatial governance paradigms.
Key words:  census data  Xi’an Metropolitan Area  functional structure  space-time evolution  industrial division of labor