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1、分類弓UDC作者姓名指導(dǎo)教師密級(jí)學(xué)位論文寧夏公路網(wǎng)建設(shè)規(guī)劃研究倪正新龐哈利教授東北大學(xué)信息科學(xué)與工程學(xué)院申請(qǐng)學(xué)位級(jí)別：碩卜學(xué)科類別：專業(yè)學(xué)位學(xué)科專業(yè)名稱：計(jì)算機(jī)技術(shù)論文提交日期：2006年1月12曰論文答辯日期：2006年2月19日學(xué)位授予日期：燃員讎：趟蜘叫叛及評(píng)閱人：書瑤稿咿墁·五l哆勞贏堤?hào)|北大學(xué)2006年1月查!!查蘭墮主蘭堡壘塞．．一。壘!墮!!!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
