環(huán)渤海地區(qū)集裝箱空箱調(diào)運網(wǎng)絡(luò)數(shù)字刻畫研究.pdf

1、大連海事大學(xué)碩士學(xué)位論文環(huán)渤海地區(qū)集裝箱空箱調(diào)運網(wǎng)絡(luò)數(shù)字刻畫研究姓名：岳麗申請學(xué)位級別：碩士專業(yè)：交通運輸規(guī)劃與管理指導(dǎo)教師：靳志宏20090701英文摘要ABSTRACTAsthedevelopmentofcomputerscience，computertechnologyhasbeenusedinmoreandmoreareasAmongusages，databasetechnologyisthemostwildlyusedThep

2、aperisanexcellentexampleTheauthorappliesdatabasetechnologytothefieldoftransportingemptycontainers，whichisabrandnewideaTransportingemptycontainersisacost—wastingandresource—wastingproblemAnincreasingnumberofpeopleconcerne

3、dbegintopayattentiontoandtrytosolvetheissueTheauthordoesnotpresentanewtheory，anewmethodoranewstrategytooptimizetheissueInstead，sheappliestheproblemtotwokindsofsoftware，collectsdataandlaysthegroundworkforpeoplewhowouldlik

4、etoestablishadecisionsupportsystemofthisissueinthefutureFirst，theauthortalksabouttheoverallsituationoftransportingemptycontainers，whichincludestheflowoftransportingemptycontainersandthereasonwhytheproblemoftransportingem

5、ptycontainersexistsThen，sheanalysestheessenceofthisproblemandthecomponentofthecostWithageneralmodel，shefindsoutthefactorsthathaveaneffectontheproblemoftransportingemptycontainers，whichmeansshemakestheneedanalyzebeforeest

6、ablishingthedatabase：Then，shedividesallthedataintothreegroupsaccordingtodifferentthemesAfterthat，shemakestheAccessdatabaseforthesethreetablesNext，sheusesthreetoolsofAccessdatabase(inquiry，statisticsandtable—making)teveal

7、thefunctionofthedatabaseshemadeAmongalltheapplyingcases，thereareseveralreallyvaluableonesNextistheconnectionoftheAccessdatabaseandMaplnfomapsHeresheexplainswhyshechoseAccessastiledatabasesoftwaretoestablishadatabaseforth

8、eproblemoftransportingemptycontainersThereasonisthatMaplnfo，asonekindofGISsoftware，canonlyrecognizeAccessdataanddatainputFirst，MaplnfoturnsAccessdatatoMaplnfotablesThenMaplnfoUSeSitsspecialfunction(geocode)tomatchthedata