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城市地貌系统的结构与功能初探
引用本文:李立华 刘淑珍. 城市地貌系统的结构与功能初探[J]. 西南师范大学学报(自然科学版), 1990, 15(4): 607-613
作者姓名:李立华 刘淑珍
作者单位:中国科学院成都山地灾害与环境研究所(李立华),中国科学院成都山地灾害与环境研究所(刘淑珍)
基金项目:国家自然科学基金资助项目
摘    要:提出了城市地貌系统的定义和空间范围.认为,该系统具有开放性、有序性、连续性和整体性等特点.详细论述了城市地貌系统各子系统及诸组成要素的地位和作用,以及相互间的网络结构关系.认为,环境功能,经济功能和景观美学功能是该系统的基本功能.最后分析了城市地貌系统能量流、物质流、信息流与结构、功能的关系.

关 键 词:城市地貌系统 网络结构 功能

PRELIMINARY INVESTIGATION ON STRUCTURES AND FUNCTIONS OF URBAN GEOMORPHOLOGICAL SYSTEM
Li Lihua Liu ShuzhengInstitute of Mountain Hazards and Environment,Chinese Academy of Sciences. PRELIMINARY INVESTIGATION ON STRUCTURES AND FUNCTIONS OF URBAN GEOMORPHOLOGICAL SYSTEM[J]. Journal of southwest china normal university(natural science edition), 1990, 15(4): 607-613
Authors:Li Lihua Liu ShuzhengInstitute of Mountain Hazards  Environment  Chinese Academy of Sciences
Abstract:This paper gives out the definition and boundary ranges of unban geom-prphological system which is of the characters of integrality, continuity, orderliness and openness. The positions and roles of branchs, components, and their net structurel correlation in the system are analysed in detail. The author considers that environmental, economical, and landscape aesthetical functions are the most main function of urban geomorphological system. In the end. the relationships between energy fluxes and material fluxes and the structures and functions of the system are discussed.
Keywords:urban geomorphologica! system  net structure  function  energy fluxes  material flux
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