1、外文翻译原文ANINTERNETBASEDLOGISTICSMANAGEMENTSYSTEMFORENTERPRISECHAINSNPRINDEZIS,CTKIRANOUDISSCHOOLOFCHEMICALENGINEERING,NATIONALTECHNICALUNIVERSITY,15780ATHENS,GREECEABSTRACTTHISPAPERPRESENTSANINTERNETBASEDLOGISTICSMANAGEMENTSYSTEMTOCOORDINATEANDDISSEMINATETASKSANDRELATEDINFORMATIONFORSOLVINGTHEHETEROGE
2、NEOUSVEHICLEROUTINGPROBLEMUSINGAPPROPRIATEMETAHEURISTICTECHNIQUES,FORUSEINENTERPRISECHAINNETWORKSITSARCHITECTUREINVOLVESAJAVAWEBAPPLETEQUIPPEDWITHINTERACTIVECOMMUNICATIONCAPABILITIESBETWEENPERIPHERALSOFTWARETOOLSTHESYSTEMWASDEVELOPEDINDISTRIBUTEDSOFTWAREFASHIONTECHNOLOGYFORALLCOMPUTERPLATFORMSUTILIZ
3、INGAWEBBROWSER,FOCUSINGONTHEDETAILEDROADNETWORKOFATHENSANDTHENEEDSOFTHEATHENSCENTRALFOODMARKETENTERPRISES2004ELSEVIERLTDALLRIGHTSRESERVEDKEYWORDSDECISIONSUPPORTSYSTEMELOGISTICSTRANSPORTATIONDISTRIBUTION；VEHICLEROUTINGPROBLEM1INTRODUCTIONENTERPRISECHAINSARETHEBUSINESSMODELOFTHEPRESENTANDFUTUREREGARDI
4、NGMARKETSTHATINVOLVESMALLANDMEDIUMCOMPANYSIZESCLEARLY,GROUPINGACTIVITIESTOWARDSAFOCUSEDTARGETFACILITATESANUNDERSTANDABLYIMPROVEDMARKETPENETRATIONGUARANTEEDBYASUCCESSFULTRADEMARKOFALEADINGCOMPANYINTHEFIELDSEVERALCOLLABORATIONMODELSTHATBASICALLYINCLUDEFRANCHISINGAREINTRODUCEDASAPARTOFTHISINTEGRATEDPRO
5、CESSWHENSUCHANETWORKISINTRODUCEDINORDERTOEXPLOITACOMMERCIALIDEAORBUSINESSINITIATIVEANDSUBSEQUENTLYEXPANDEDASMARKETPENETRATIONGROWS,SEVERALMANAGEMENTISSUESARISEREGARDINGTHEOPERATIONSOFTHEENTIRENETWORKSUCHANETWORKISTHEIDEALPLACEFORORGANIZINGANDEVALUATINGINAMORECENTRALIZEDWAYSEVERALORDINARYOPERATIONSRE
6、GARDINGSUPPLYCHAINANDLOGISTICSINFACT,TOOLSDEVELOPEDFORORGANIZINGMANAGEMENTPROCESSESANDOPERATIONALNEEDSOFEACHINDIVIDUALCOMPANY,CANBEDEVELOPEDINAMORECENTRALIZEDFASHIONANDTHESERVICESPROVIDEDBYTHETOOLCANBEOFFEREDTOEACHNETWORKMEMBERTOFACILITATETRANSACTIONSANDTACKLEOPERATIONSSIMILARLYWEBBASEDAPPLICATIONSA
7、REANIDEALSTARTINGPLACEFORDEVELOPINGSUCHAPPLICATIONSTYPICALLYSUCHSYSTEMSSERVEASACENTRALDEPOTFORDISTRIBUTINGCOMMONSERVICESINTHEFIELDOFLOGISTICSTHECOMMERCIALAPPLICATIONISSTOREDINACENTRALSERVERANDSERVICESAREPROVIDEDFOREACHMEMBEROFTHEGROUPAPROTOTYPEOFSUCHASERVERISDESCRIBEDINAPREVIOUSWORKPRINDEZIS,KIRANOU
8、DIS,NAMELYSERVERBASEDANDCLIENTBASEDBOTHTECHNOLOGIESHAVETHEIRSTRONGPOINTSREGARDINGDEVELOPMENTOFTHECODEANDTHEFACILITIESTHEYPROVIDESERVERBASEDAPPLICATIONSINVOLVETHEDEVELOPMENTOFDYNAMICALLYCREATEDWEBPAGESTHESEPAGESARETRANSMITTEDTOTHEWEBBROWSEROFTHECLIENTANDCONTAINCODEINTHEFORMOFHTMLANDJAVASCRIPTLANGUAGE
9、THEHTMLPARTISTHESTATICPARTOFTHEPAGETHATCONTAINSFORMSANDCONTROLSFORUSERNEEDSANDTHEJAVASCRIPTPARTISTHEDYNAMICPARTOFTHEPAGETYPICALLY,THESTRUCTUREOFTHECODECANBECOMPLETELYCHANGEDTHROUGHTHEINTERVENTIONOFWEBSERVERMECHANISMSADDEDONTHETRANSMISSIONPARTANDIMPLEMENTEDBYSERVERBASEDLANGUAGESSUCHASASP,JSP,PHP,ETCT
10、HISCOMESTOTHEDEVELOPMENTOFANINTEGRATEDDYNAMICPAGEAPPLICATIONWHEREUSERDESIREREGARDINGPROBLEMPECULIARITIESCALCULATINGSHORTESTPATHS,EXECUTEROUTINGALGORITHMS,TRANSACTWITHTHEDATABASE,ETCISIMPLEMENTEDBYAPPROPRIATELYINVOKINGDIFFERENTPARTSOFTHEDYNAMICCONTENTOFSUCHPAGESINSERVERBASEDAPPLICATIONSALLCALCULATION
11、SAREEXECUTEDONTHESERVERINCLIENTBASEDAPPLICATIONS,JAVAAPPLETSPREVAILCOMMUNICATIONOFTHEUSERISGUARANTEEDBYTHEWELLKNOWNJAVAMECHANISMTHATACTSASTHEMEDIUMBETWEENTHEUSERANDCODEEVERYTHINGISEXECUTEDONTHECLIENTSIDEDATAINTHISCASEHAVETOBERETRIEVED,ONCEANDTHISMIGHTBETHETIMECONSUMINGPARTOFTHETRANSACTIONINSERVERBAS
12、EDAPPLICATIONS,SERVERRESOURCESAREUSEDFORALLCALCULATIONSANDTHISREQUIRESPOWERFULSERVERFACILITIESWITHRESPECTTOHARDWAREANDSOFTWARECLIENTBASEDAPPLICATIONSAREBURDENEDWITHDATATRANSMISSIONCHIEFLYRELATEDTOROADNETWORKDATATHEREISAREMEDYTOTHATNAMELYCACHINGONCELOADED,THEYARELEFTINTHECACHEARCHIVESOFTHEWEBBROWSERT
13、OBEINSTANTLYRECALLEDWHENNEEDEDINOURCASE,ACLIENTBASEDAPPLICATIONWASDEVELOPEDTHEMAINREASONWASTHEDEMANDFROMTHEUSERSPOINTOFVIEWFORPERSONALDATADISCRETIONREGARDINGTHEIRCLIENTSINFACT,THISINFORMATIONWASKEPTSECRETINOURSYSTEMEVENFROMTHESERVERSIDEINVOLVEDDATAMANAGEMENTPLAYSMAJORROLEINTHEGOODFUNCTIONOFOURSYSTEM
14、THISROLEBECOMESMORESUBSTANTIALWHENTHEDISTRIBUTIONTAKESPLACEWITHINALARGEANDDETAILEDROADNETWORKLIKETHISOFAMAJORCOMPLEXCITYMORESPECIFICALLY,INORDERTOPRODUCETHEPROPOSEDTHEROUTINGPLAN,THESYSTEMUSESINFORMATIONABOUTTHELOCATIONSOFTHEDEPOTANDTHECUSTOMERSWITHINTHEROADNETWORKOFTHECITYTHEIRCOORDINATESATTACHEDIN
15、THEMAPOFTHECITY,THEDEMANDOFTHECUSTOMERSSERVICED,THECAPACITYOFTHEVEHICLESUSED,THESPATIALCHARACTERISTICSOFROADSEGMENTSOFTHENETWORKEXAMINED,THETOPOGRAPHYOFTHEROADNETWORK,THESPEEDOFTHEVEHICLE,CONSIDERINGTHESPATIALCHARACTERISTICSOFTHEROADANDTHEAREAWITHINOFWHICHISMOVED,THESYNTHESISOFTHECOMPANYFLEETOFVEHIC
16、LESCONSEQUENTLY,THESYSTEMCOMBINES,INREALTIME,THEAVAILABLESPATIALCHARACTERISTICSWITHALLOTHERINFORMATIONMENTIONEDABOVE,ANDTOOLSFORMODELLING,SPATIAL,NONSPATIAL,ANDSTATISTICALANALYSIS,IMAGEPROCESSINGFORMINGASCALABLE,EXTENSIBLEANDINTEROPERABLEAPPLICATIONENVIRONMENTTHEVALIDATIONANDVERIFICATIONOFADDRESSESO
17、FCUSTOMERSENSURETHEACCURATEESTIMATIONOFTRAVELTIMESANDDISTANCESTRAVELLEDINTHECASEOFBOUNDARYINTHETOTALROUTEDURATION,UNDERESTIMATESOFTRAVELTIMEMAYLEADTOFAILUREOFTHEPROGRAMMEDROUTINGPLANWHEREASOVERESTIMATESCANLOWERTHEUTILIZATIONOFDRIVERSANDVEHICLES,ANDCREATEUNPRODUCTIVEWAITTIMESASWELLASSAD,1991THEDATACO
18、RRESPONDINGTOTHEAREAOFINTERESTINVOLVEDTWODIFFERENTDETAILSAMOREDETAILEDNETWORK,APPROPRIATELYFORGEOCODINGAPPROXIMATELY250,000LINKSANDALESSDETAILEDFORROUTINGABOUT10,000LINKSTHETWONETWORKSOVERLAPPEDEXACTLYTHETOOLTHATPROVIDESSOLUTIONSTOPROBLEMSOFEFFECTIVELYDETERMININGTHESHORTESTPATH,EXPRESSEDINTERMSOFTRA
19、VELTIMEORDISTANCETRAVELLED,WITHINASPECIFICROADNETWORK,USINGTHEDIJKSTRASALGORITHMWINSTON,1993INPARTICULAR,THEDIJKSTRASALGORITHMISUSEDINTWOCASESDURINGTHEPROCESSOFDEVELOPINGTHEROUTINGPLANINTHEFIRSTCASE,ITCALCULATESTHETRAVELTIMESBETWEENALLPOSSIBLEPAIRSOFDEPOTANDCUSTOMERSSOTHATTHEOPTIMIZERWOULDGENERATETH
20、EVEHICLEROUTESCONNECTINGTHEMANDINTHESECONDCASEITDETERMINESTHESHORTESTPATHBETWEENTWOINVOLVEDNODESDEPOTORCUSTOMERINTHEROUTINGPLAN,ASTHISWASDETERMINEDBYTHEALGORITHMPREVIOUSLYDUETOTHEFACT,THATUTURNANDLEFT,RIGHTTURNRESTRICTIONSWERETAKENINTOCONSIDERATIONFORNETWORKJUNCTIONS,ANARCBASEDVARIANTOFTHEALGORITHMW
21、ASTAKENINTOCONSIDERATIONJIANG,HAN,THEFIRSTONEINVOLVESFRESHVEGETABLESANDFRUITSANDTHESECONDONEFRESHMEATACENTRALFOODMARKETISANORGANIZATIONTHATINVOLVESNUMEROUSSMALLENTERPRISESTHATSELLANDDISTRIBUTEFRESHFOODPRODUCTS,CHIEFLYFRESHVEGETABLES,FRUITSFISHANDMEATITISCONSIDEREDTOBETHEPLACEWHERESUPPLYANDDEMANDCOME
22、TOGETHERANDWHEREPRICESAREDETERMINEDINCONDITIONSOFTRANSPARENCYANDOPENEXCHANGEEVERYDAY,THEMARKETISVISITEDBYTHOUSANDSOFOPERATORSANDTRADERSWHOCONSIDERITTHEBESTPLACEINWHICHTOCARRYOUTTHEIRTRANSACTIONSTHEMARKETISUSEDBYCOMPANIESSPECIALIZINGINTHEFOODSECTOR,TRADITIONALRETAILERS,THECITYMARKETS,SUPERMARKETS,HYP
23、ERMARKETS,HOTELANDCATERINGESTABLISHMENTSTHEFRESHVEGETABLESANDFRUITSMARKETINVOLVES690SMALLANDMEDIUMENTERPRISESTHATCOVERANAREAOF27,100M,WHILETHEMEATMARKETINVOLVES105SMALL2ANDMEDIUMENTERPRISESTHATCOVERANAREAOF6050MASACOMPLEMENTARYAREATOTHEMARKETS,ATHENSCENTRALFOODMARKETHASASERVICESANDWAREHOUSESAREA,TOS
24、ERVETHEGROWINGECONOMICACTIVITYGENERATEDBYTHEFOODUNITCASH的第一项是新鲜蔬菜和水果，第二个鲜肉。阿中央粮食市场是一个组织，涉及众多的小企业，销售和分发新鲜食品，主要是新鲜蔬菜，水果，鱼和肉。它被认为是地方供求走到一起，在价格中的透明度和公开交换条件决定的。每天，市场是由访问的运营商和贸易商谁认为这是最好的地方，进行他们的交易数以千计。市场是利用在粮食部门的专业公司，传统的零售商，在城市市场，超市，大卖场，酒店和食肆。新鲜的蔬菜和水果市场，涉及690中小型企业，涵盖了21700平方米面积，而肉类市场涉及105个小型和中小型企业，涵盖了6050
25、平方米领域。作为补充的市场领域，雅典环副食品批发市场的服务业和仓库区，为日益增长的经济活动所产生的食品股。现购自运，采购中心，分销和物流，仓储，装卸和包装，可租用冷库，汽车服务、所有的服务运营商需求。对于高效率的物流市场的需求，需要专业化和投资（车，冷藏库等），以具有竞争力和提供的服务水平要求越来越多。每一天，这个市场提供了一个复杂的水果和蔬菜的选择，在产品的品种和发行量巨增，这使得它的各种中，最大的水果和蔬菜市场，在希腊和欧洲最大的之一。雅典中央市场响应了高效挑战和可靠地服务于希腊最重要的粮食部门，提供蔬菜，水果，肉类，在卫生和安全条件的肉类产品无与伦比的多种。在肉类市场关注的是，不仅分布，
26、而且与生产。许多农民直接参与雅典中央市场，因为它积极推动与原产地和产品质量认证证书面额。雅典中央市场设施包括约500个停车位。应用程序可在互联网地址HTTP/WWWOKAAGR/ROUTER/DEFAULTASP，通过安全COOKIE的入口。该系统在适当的编码在一个封装的网页，通过该组织的WEB服务器的用户访问了JAVAAPPLET的形式。有报道说，考虑到了用户需求数的限制。应用程序必须紧凑，方便用户，输入的数据，将特定的企业的关注不能是透明的其他方面，包括组织和备用卡车司机等。5、结论提出一种制度，以协调和传播任务和有关空间和非解决异构车辆路径问题使用启发式算法的空间信息。用于自动生成车辆调度计划等，所有客户的要求得到满足，没有任何限制，受到侵犯和车辆费用组合和路程的距离减少到最低限度这一制度。该系统的架构是基于JAVA的网络集成外设之间的互动沟通的软件工具性能都有小程序。即在分布式软件技术开发的方式为所有网站在任何平台上运行的浏览器系统，它成功地应用于雅典中部的食品市场企业的利益在雅典地区。
