文档介绍:KeywordsandtermsTransportationmodes运输方式Roadtransport/railtransport/airtransport/watertransport/,ormodes:water,air,road,railandpipelineMaritimeshippingMaritimeFreight,Cargoships,paredwithtrucking,especiallyoverlongdistances(cost-effective)Canberapid,especiallyoverlongdistancesGoodforlargevolumeHaulsmainlycoal,grain,fertilizer,mineral,lumber,autos,containersRail5DisadvantagesThemajordisadvantagesofrailwayaretheinherentinflexibilityofoperation,fixedtimeschedulesandmarshalling,“justintime”deliveriesDirect,flexible,oodsmovement,autoforpassengerRoad7DisadvantagesWiththedevelopmentofroadtransportation,newtypesofproblems,suchasasignificantgrowthoffuelconsumption,airpollution,--Timesensitivematerials--Mail--Lightweightmaterial--Perishable--ValuableShorttimecycleforinfrastructurebuildingExtremelyrapid,flexibledeliveryExpensiveBeeasilyinfluencedbyheavyweather9WaterwaysIncludesrivers,lakes,canal,waterways,maritimeshippingMovealargenumberofcargoesGoodforbulkfreightLowcostLowspeed10