城市交通规划-毕业论文外文翻译

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1、UrbantransportationPlanningAnurbantransportationsystemisbasiccomponentofanurbanarea'ssocial，economic，andphysicalstructure.Notonlydoesthedesignandperformanceofatransportationsystemprovideopportunitiesformobility，butoverthelongterm，itinfluencespatternsofgrowthandthel

2、evelofeconomicactivitythroughtheaccessibilityitprovidestoland.Planningforthedevelopmentormaintenanceoftheurbantransportationsystemisthusanimportantactivity，bothforpromotingtheefficientmovementofpeopleandgoodsinanurbanareaandformaintainingthestrongsupportiverolethat

3、transportationcanplayinattainingothercommunityobjectives.Thereareseveralbasicconceptsaboutanurbantransportationsystemthatshouldbekeptinmind.Mostimportant，atransportationsysteminanurbanareaisdefinedasconsistingofthefacilitiesandservicesthatallowtravelthroughoutthere

4、gion，providingopportunitiesfor:(I)mobilitytoresidentsofanurbanareaandmovementofgoodsand(2)accessibilitytoland.Giventhisdefinition，anurbantransportationsystemcanbefurthercharacterizedbythreemajorcomponents:thespatialconfigurationthatpermitstravelfromonelocationtoano

5、ther;thetransportationtechnologiesthatprovidethemeansofmovingoverthesedistances;andtheinstitutionalframeworkthatprovidesfortheplanning,construction,operation,andmaintenanceofsystemfacilities.TheSpatialConfigurationofaTransportationSystemOnewaytodescribethespatialdi

6、mensionofanurbantransportationsystemistoconsiderthecharacteristicsofindividualtripsfromanorigintoadestination.Forexample,atripcanconsistofseveraltypesofmovementundertakentoachievedifferentobjectives.Travelersleavinghomemightusealocalbussystemtoreachasuburbansubways

7、tation(atripcollectionprocess)，proceedthroughthestationtothesubwayplatform(atransferprocess)，ridethesubwaytoadowntownstation(aline-haulprocess)，andwalktoaplaceofemployment(adistributionprocess).Similarly，onecanviewahome-to-worktripbycarasconsistingofsimilarsegments

8、，withthelocalstreetsystemprovidingthetripcollectionprocess,afreewayprovidingtheline-haulcapability，aparkinglotinthecentralbusinessdistrictserving