基于網(wǎng)絡(luò)的工程材料數(shù)據(jù)庫管理系統(tǒng)的研究與實踐.pdf

1、華中科技大學(xué)碩士學(xué)位論文基于網(wǎng)絡(luò)的工程材料數(shù)據(jù)庫管理系統(tǒng)的研究與實踐姓名：談小康申請學(xué)位級別：碩士專業(yè)：機(jī)械設(shè)計及理論指導(dǎo)教師：吳義忠2003.5.8華中科技大學(xué)碩士學(xué)位論文ABSTR^CTFacingfiercecompetitions，enterprisesofmanufacturingmustkeeponshorteningtheproductdevelopmenttimeaswellascuttingdownthecostSOa

2、stobetteradapttothemorediversifiedcustomerrequirementsThedevelopmentofIntemetandinformationtechnologiesprovideschancesofmodelchangingfortheseenterprisesonproductdevelopmentandadministrationItisnecessarytoprovidethemsuppo

3、rtingplatformofproductdesignresources，whichcanmaketheseresourcesbesharedthroughnetworkandprepareforthefutureworksofconcurrentengineering、CIMSandevendynamicallianceTakingengineeringmaterialsdatabaseasresearchproject，incor

4、poratingdevelopmentofmodemdatabaseanddistributedobjeatechniquewhileconsideringimplementationenvironmentofenterprise，thewriterdesignedanddevelopedaWebbaseddatabasemanagementsystem(DBMS)ofengineeringmaterialswhichcansuppor

5、tdifferentusersofdifferentdepartmentstoinquireandmanagercommonmaterialinformationsimplybyusingwebbrowsersFirstlyafteranalysingthedevelopmenttrendofengineeringmaterialdatabasemanagementsystemtheEJB／J2EEtechniqueiSappliedt

6、orealizetheWeb—basedengineeringmaterialdatabasemanagementsystem，whichCanbeinquiredandmanagedthroulghnetworkinthedistributed、heterogeneousenvironmentSecondlyincorporatingtherealizationofsystem，thetechniquesconcernedareint

7、roducedincludingwjbdatabase、EJB／J2EEdistributedobjecttechniqueanddatabasedesignwhileemphasizingthefeasibilityofincorporatingEJBandCORBAThen，BaseduponBrowser／Servermodelofnlree—Tiestructure，thefunctionmoduleframeworkofthe

8、systemiSestablishedandeachmoduleiSdescribedAlsotheJ2EEframeworkofthesystemiScompletedbyadoptingModel／View／ControllermethodwhichcanclearlydefineitshierarchystructureAndthen。themethodofsystemrealizationiSstudiedDynamicdesi

9、gnideaiSintroducedduringdatabasedesigningprocessonthebaseofrelationaldatabasetheorySOthatusersCanexpedientlyaddallkindsofmaterialinformation，suchascapabilityparameter、basicparameterandmanilalparameterandSOonEachfunctionm

10、oduleiSdesignedandrealizedintheformofE『BcomponentwhileincorporatingJSPandServlettechniqueswhichmakesthematerialinformationbeinquiredandmanagedinthewayofwebbrowsingAdaptabilityandopennessofthesystemcouldbeimprovedasthewri

11、terprovidesmethodofcombiningCORBAandEJBfordistributedapplicationsTakingthe”engineeringmaterialmanagementsystem”asexample，whichisasubsystemof”automaticdesignsystemoftypicalworkpieces”ofSanJiangaerospacegroup，thewriterintr