毕业论文外文翻译-面向对象和C++

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1、毕业设计（论文）外文资料翻译附件一外文原文Object-OrientationandC++C++isjustoneofmanyprogramminglanguagesinusetoday.Whyaretheresomanylanguages?Whydonewonesappeareveryfewyears?Programminglanguageshaveevolvedtohelpprogrammerseasethetransitionfromdesigntoimplementation.Thefirstprogramminglanguageswereverydependentontheunder

2、lyingmachinearchitecture.Writingprogramsatthislevelofdetailisverycumbersome.Justashardwareengineerslearnedhowtobuildcomputersystemsoutofothercomponents,languagedesignersalsorealizedthatprogramscouldbewrittenatamuchhigherlevel,therebyshieldingtheprogrammerfromthedetailsoftheunderlyingmachine.Whyareth

3、eresuchalargenumberofhigh-levelprogramminglanguages?Therearelanguagesforaccessinglargeinventorydatabases,formattingfinancialreports,controllingrobotsonthefactoryfloor,processinglists,controllingsatellitesinrealtime,simulatinganuclearreactor,predictingchangingatmosphericconditions,playingchess,anddra

4、wingcircuitboards.Eachoftheseproblemsrequiresdifferentsetsofdatastructuresandalgorithms.Programminglanguagesaretoolstohelpussolveproblems.However,thereisnotoneprogramminglanguagethatisbestforeverytypeofproblem.Newprogramminglanguagesareoftendevelopedtoprovidebettertoolsforsolvingaparticularclassofpr

5、oblems.Otherlanguagesareintendedtobeusefulforavarietyofproblemdomainsandaremoregeneralpurpose.Eachprogramminglanguageimpartsaparticularprogrammingstyleordesignphilosophyonitsprogrammers.Withthemultitudeofprogramminglanguagesavailabletoday,anumberofsuchdesignphilosophieshaveemerged.Thesedesignphiloso

6、phies,calledprogrammingparadigms,helpustothinkaboutproblemsandformulatesolutions.20毕业设计（论文）外文资料翻译1.SoftwareDesignthroughParadigmsWhendesigningsmallcomputerprogramsorlargesoftwaresystems,weoftenhaveamentalmodeloftheproblemwearetryingtosolve.Howdowedeviseamentalmodelofasoftwaresystem?Programmingparadi

7、gmsoffermanydifferentwaysofdesigningandthinkingaboutsoftwaresystems.Aparadigmcanbethoughtofasamentalmodelorasaframeworkfordesigninganddescribingasoftwaresystem'sstructure.Themodelhelpsusthinkaboutandf