宁夏公路网建设规划研究

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1、分类弓UDC作者姓名指导教师密级学位论文宁夏公路网建设规划研究倪正新庞哈利教授东北大学信息科学与工程学院申请学位级别：硕卜学科类别：专业学位学科专业名称：计算机技术论文提交日期：2006年1月12曰论文答辩日期：2006年2月19日学位授予日期：燃员雠：趟蜘叫叛及评阅人：书瑶稿咿墁·五l哆劳赢堤东北大学2006年1月查!!查兰堕主兰堡垒塞．．一。垒!堕!!!PlanningStudyonNingxiaHighwayNetworkConstructionAbstractTheimprovementofhigh

2、waytransportationfacilitiesandaccessibilitywillfacilitatethep,：ssengerandfreighttransportation．Inreturn，thespeedypassengerandfreighttransportationwillstipulatecashflow．Therefore，thevolumeofpassengerandfreighttransportationreflectsthesocialandeconomicdevelo

3、pmentinaregion．Thestrongertheeconomicdevelopsinaregion，thehighervolumeandhigherrequirementsthepassengerandfreighttransportationdemand．Amongdifferenttransportationmodes，highwaytransportationisaprioritydevelopmenttrendduetoitsadvantagesthatarenotreplacedbyot

4、hermodes，especialininnerregionssuchasNingxia．However,highwayconstructionneedslargerfundsandlongerperiod，whichishighlightedbyexpresswayconstruction．InNingxia，wheretheeconomyislessdeveloped．thelarge—scalehighwayconstructionisimpossibleifitdependsonitsfinanci

5、alabilityonly．ThehighwaytransportationisnotadaptivetotherequirementsofsocialandeconomicdevelopmentinNingxiaduetofinancialdebtscausedbylong-termconstruction，whichimpedesNingxia’Seconomicdevelopment．ItisnecessarytOcreateasoundtransportationenvironmenttOspeed

6、upregionalsocialandeconomicdevelopmentandimproveinvestmentclimateAccordingtocurrentfinancingsources，ascientific，rationalandNingxiasocialandeconomicdevelopment—orientatedhighwaynetworkconstructionplanningmustbedesignedtOmaximizethebenefitsofinvestment．Compu

7、tercanprocesslargeandcomplicatedcalculation．Thepaperfiguresoutvariedprojectionmodelsbasedonhistoricaldataoflocalsocialandeconomicdevelopmentincludingmainindex，passengervolume,andfreightvolumebytakingadvantageoffeaturesofcomputersuchasstrongpower,highspeeda

8、ndaccuracy．Theprojectionmodelsareanalyzedobjectivelyandkeyeconomicdataarecollected．Ahighwaynetworkconstruction—planningprogrambeingsuitabletothelocalsocialandeconomicdevelopmentrequirementswillbedecidedthroug