Welcome to Journal of University of Chinese Academy of Sciences,Today is

›› 2008, Vol. 25 ›› Issue (2): 185-191.DOI: 10.7523/j.issn.2095-6134.2008.2.007

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A study on urban system structure and its fra-ctal model in the Beibu-Bay circling economiczone

XIETianCheng1 ; QINPing2; XIEZhengGuan1;   

  1. 1CollegeofResourceandEnvironment,GraduateUniversityoftheChineseAcademyofSciences,Beijing100049,China

    2BureauofLandandResourcesofLiuzhouCity,Liuzhou545001,China

  • Received:1900-01-01 Revised:1900-01-01 Online:2008-03-15

Abstract: Atfirst,thepaperdiscussesthescalestructureoftheurbansystemoftheBeibuBaycirclingeconomic zonebyfiguringouttheprimatecityindex,thescaleimbalanceindexandthefractaldimensionofthetownsize distributionoftheBeibuBaycirclingeconomic.Thenthepaperanalysesthespatialstructureoftheurbansystemby
usingthecitytowndensityandthespatialcorrelationdimension.Accordingtotheseanalyses,thepaperindicates thattherearesomedeficienciesintheurbansystemoftheBeibuBaycirclingeconomic,suchas,ittakesonthe sequencedistribution;syntheticalstrengthofbigcityisnothigh;thenumberofsmallandmediumsizedcitiesis small;thetownsizeissmall;scalestructureisillogical;spacedistributionisscatteringanditisconcentratedin somezones;thecapacityofthespatialinteractionisweak.Throughanalyzingthepresentfeatureofthescale structureandthespatialstructure,thepaperputsforwardthedirectionfordevelopingtheurbansystemoftheBeibu-Baycirclingeconomic: takebigcitiesonstress;developthesmallandmediumsizedcities; advancethe developmentofsmalltownbyindustrialization;implementthestrategiesofcitygroupactively;perfecttheurbansystemoftheBeibuBaycirclingeconomiczone.

Key words: Beibu-Baycirclingeconomiczone, urbansystem, spatialstructure, scalestructure, fractal

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