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12009届学生毕业论文(设计)存档编号__________毕业论文外文翻译题目数控技术及其产业发展部(系)机械与建筑工程学部___专业机械设计制造及其自动化姓名学号指导教师2009年月日21ABOUTNUMERICALCONTROLSYSTEMDESIGNDEVELOPMENTGAUGEASNOTEDPREVIOUSLY,THEREAREBETTERCOMMONABILITY,FLEXIBILITY,ADAPTABILITY,EXPANDINGINTHEOPENNUMERICALCONTROLSYSTEM,COUNTRIESSUCHASUSA,EUROPEANCOMMUNITYANDJAPAN,ETCIMPLEMENTTHESTRATEGICDEVELOPMENTPLANONEAFTERANOTHER,CARRYONRESEARCHANDFORMULATIONOFTHESYSTEMATICNORMOFSTRUCTURALNUMERICALCONTROLOFTHEOPENSYSTEMOMAC,OSACA,OSEC,3OFWORLDHEAVYECONOMYCARRYONTHESAMESCIENCEPLANANDSTANDARDIZEFORMULATIONNEARLYINASHORTTIMEMOST,HAVEINDICATEDANEWARRIVALOFPERIODOFCHANGEOFTHETECHNOLOGYOFNUMERICALCONTROLOURCOUNTRYSTARTEDRESEARCHANDFORMULATIONWHICHSTANDARDIZEDTHEFRAMEOFONCNUMERICALCONTROLSYSTEMOFCHINATOOIN20002ABOUTTHENUMERICALCONTROLSTANDARDTHENUMERICALCONTROLSTANDARDISAKINDOFTRENDOFINFORMATIONBASEDDEVELOPMENTOFMANUFACTURINGINDUSTRYNUMERICALCONTROLTECHNOLOGYINFORMATIONEXCHANGEOF50YEARBORN,TOBASEDONISO6983STANDARD,ADOPTG,MCODEDESCRIBESHOWPROCESSES,ITSESSENTIALCHARACTERISTICFACESTHEPROCESSINGCOURSE,OBVIOUSLY,HECANTMEETDEMANDSOFHIGHSPEEDDEVELOPMENTOFTHETECHNOLOGYOFMODERNNUMERICALCONTROLMOREANDMOREALREADYFORTHISREASON,STUDYINGANDMAKINGAKINDOFNEWCNCSYSTEMSTANDARDISO14649STEPNCINTHEWORLD,ITSPURPOSEISOFFERINGAKINDOFNEUTRALMECHANISMNOTDEPENDINGONTHECONCRETESYSTEM,CANDESCRIBETHEUNIFIEDDATAMODELINWHOLELIFESPANOFTHEPRODUCTS,THUSREALIZETHEWHOLEMANUFACTUREPROCESS,ANDEVENTHESTANDARDIZATIONOFEACHINDUSTRIALFIELDPRODUCTINFORMATIONTHEAPPEARANCEOFSTEPNCMAYBEAREVOLUTIONOFTHETECHNICALFIELDOFTHENUMERICALCONTROL,ONDEVELOPMENTANDEVENTHEWHOLEMANUFACTURINGINDUSTRYOFTHETECHNOLOGYOFNUMERICALCONTROL,WILLEXERTAFARREACHINGINFLUENCEFIRSTOFALL,STEPNCPUTSFORWARDAKINDOFBRANDNEWMANUFACTUREIDEA,INTHETRADITIONALMANUFACTUREIDEA,NCPROCESSESTHEPROCEDURESTOALLCONCENTRATEONSINGLECOMPUTERUNDERTHENEWSTANDARD,NCPROCEDURECANBEDISPERSEDONINTERNET,THISISEXACTLYADIRECTIONOFOPEN,NETWORKEDDEVELOPMENTOFTECHNOLOGYOFNUMERICALCONTROLSECONDLY,STEPNCNUMERICALCONTROLSYSTEMALSOCANREDUCE,PROCESSABOUT75DRAWING,PROCESSPROCEDUREWORKOUTABOUT35TIMEANDPROCESSABOUT50TIMEGREATLYATPRESENT,AMERICANEUROPEANCOUNTRIESPAYMUCHATTENTIONTOTHERESEARCHOFSTEPNC,EUROPEINITIATESIMSPLAN1999112001123OFSTEPNC20CAD/CAM/CAPP/CNCUSERS,MANUFACTURERSANDACADEMICORGANIZATIONSFROMEUROPEANDJAPANPARTICIPATEDINTHISPLANSTEPTOOLSCOMPANYOFUSAISADEVELOPEROFTHEDATAINTERCHANGESOFTWAREOFMANUFACTURINGINDUSTRYINTHEGLOBALRANGE,HEHASALREADYDEVELOPEDANDACCUSEDOFTHESUPERMODELSUPERMODELOFINFORMATIONEXCHANGEOFMACHINETOOLINGBYCOUNTING,ITSGOALISTODESCRIBEALLPROCESSINGCOURSESWITHTHEUNIFIEDNORMSUCHNEWDATAINTERCHANGEFORMHASALREADYBEENVERIFIEDINALLOCATINGTHESIEMENS,FIDIAANDEUROPEANOSACANCNUMERICALCONTROLATPRESENT33.PAIRSOFBASICESTIMATIONSOFTECHNOLOGYANDINDUSTRYDEVELOPMENTOFNUMERICALCONTROLOFOURCOUNTRYTHETECHNOLOGYOFNUMERICALCONTROLOFOURCOUNTRYSTARTEDIN1958,THEDEVELOPMENTCOURSEINTHEPAST50YEARSCANROUGHLYBEDIVIDEDINTO3STAGESTHEFIRSTSTAGEISFROM1958TO1979,IECLOSEDDEVELOPINGSTAGEINTHISSTAGES,TECHNOLOGYOFFOREIGNCOUNTRIESBLOCKADEANDBASICRESTRICTIONOFTERMSOFOURCOUNTRY,THEDEVELOPMENTOFTHETECHNOLOGYOFNUMERICALCONTROLISCOMPARATIVELYSLOWDURINGSIXTHFIVEYEARPLANPERIOD,THESEVENTHFIVEYEARPLANPERIODOFTHECOUNTRYINSECONDSTAGEANDEARLIERSTAGEINTHEEIGHTHFIVEYEARPLANPERIOD,INTRODUCETECHNOLOGY,DIGESTANDASSIMILATE,THESTAGEOFESTABLISHINGTHESYSTEMOFPRODUCTIONDOMESTICIZATIONARISESINGTENTATIVELYATTHISSTAGE,BECAUSEOFREFORMANDOPENINGUPANDNATIONALATTENTION,ANDSTUDYTHEIMPROVEMENTOFTHEDEVELOPMENTENVIRONMENTANDINTERNATIONALENVIRONMENT,RESEARCH,DEVELOPMENTANDALLMAKINGCONSIDERABLEPROGRESSINPRODUCTIONDOMESTICIZATIONOFTHEPRODUCTSOFTHETECHNOLOGYOFNUMERICALCONTROLOFOURCOUNTRYTHETHIRDSTAGEISTHATONTHELATERSTAGEINTHEEIGHTHFIVEYEARPLANPERIODOFTHECOUNTRYANDDURINGTHENINTHFIVEYEARPLANPERIOD,IMPLEMENTTHERESEARCHOFINDUSTRIALIZATION,ENTERMARKETCOMPETITIONSTAGEATTHISSTAGE,MADESUBSTANTIVEPROGRESSININDUSTRIALIZATIONOFTHEDOMESTICNUMERICALCONTROLEQUIPMENTOFOURCOUNTRYINTHENINTHFIVEYEARPLANLATTERSTAGE,DOMESTICNUMERICALCONTROLDOMESTICMARKETSHAREOFLATHEREACH50,MIXDOMESTICNUMERICALCONTROLSYSTEMPOPULARTOUPTO10REVIEWTHEDEVELOPMENTCOURSEINTHEPAST50YEARSOFTECHNOLOGYOFNUMERICALCONTROLOFOURCOUNTRY,ESPECIALLYPASSTHEBRAINSTORMOF4FIVEYEARPLANS,ALLINALLHASMADEFOLLOWINGACHIEVEMENTSAHAVEESTABLISHTHEFOUNDATIONOFTHETECHNICALDEVELOPMENTOFNUMERICALCONTROL,HASBASICALLYMASTEREDTHETECHNOLOGYOFMODERNNUMERICALCONTROLOURCOUNTRYKNOWFROMNUMERICALCONTROLSYSTEM,SERVOURGE,NUMERICALCONTROLHOSTCOMPUTER,SPECIALPLANEANDTHEIRBASICOFFITTINGSBASICALLYALREADYNOW,AMONGTHEMMOSTTECHNOLOGYHAVEALREADYPOSSESSEDTHEFOUNDATIONTHATISCOMMERCIALIZEDANDDEVELOPED,SOMETECHNOLOGYHASALREADY,INDUSTRIALIZATIONCOMMERCIALIZEDAHAVEFORMEDTHEINDUSTRIALBASEOFNUMERICALCONTROLTENTATIVELYINTACKLINGKEYPROBLEMSTHEFOUNDATIONTHATTHEACHIEVEMENTANDSOMETECHNOLOGYCOMMERCIALIZE,SETUPTHESYSTEMATICFACTORIESOFNUMERICALCONTROLWITHPRODUCTIONCAPACITYOFBATCHSUCHASNUMERICALCONTROLOFCENTRALCHINA,SPACEFLIGHTNUMERICALCONTROLETCELECTRICALMACHINERYPLANTOFLANZHOU,ABATCHOFSERVOSYSTEMSANDFIRSTMACHINETOOLPLANT,FIRSTMACHINETOOLPLANTOFJINANOFSERVOELECTRICALMACHINERYFACTORYANDBEIJING,ETCSEVERALNUMERICALCONTROLHOSTCOMPUTERFACTORIESSUCHASTHENUMERICALCONTROLINCENTRALCHINATHESEFACTORIESHAVEBASICALLYFORMEDTHENUMERICALCONTROLINDUSTRIALBASEOFOURCOUNTRYBHAVESETUPRESEARCHOFANUMERICALCONTROL,DEVELOPMENT,MANAGERIALTALENTSBASICTEAMTHOUGHHASMADECONSIDERABLEPROGRESSINRESEARCHANDDEVELOPMENTANDINDUSTRIALIZATIONOFTHETECHNOLOGYOFNUMERICALCONTROL,BUTWEWILLREALIZESOBERLY,THERESEARCHANDDEVELOPMENTOFTHETECHNOLOGYOFADVANCEDNUMERICALCONTROLOFOURCOUNTRY,THEREISGREATERDISPARITYBETWEENCURRENTSITUATIONANDCURRENTDEMANDOFOURCOUNTRYOFENGINEERINGLEVELESPECIALLYININDUSTRIALIZATIONTHOUGHVERYFASTFROMLONGITUDINALDEVELOPMENTTOWATCHOURCOUNTRY,HORIZONTALUNTILCONTRASTWITHFOREIGNCOUNTRIES,THEENGINEERINGLEVELHASDISPARITY,THEREISDISPARITYTOOINDEVELOPMENTSPEEDINSOMEASPECTS,IETHEDISPARITYOFENGINEERINGLEVELBETWEENSOMEHIGHGRADE,PRECISIONANDADVANCEDNUMERICALCONTROLEQUIPMENT4HASTHETENDENCYTOEXPANDWATCHFROMWORLD,ESTIMATEROUGHLYASFOLLOWSABOUTTHENUMERICALCONTROLENGINEERINGLEVELOFOURCOUNTRYANDINDUSTRIALIZATIONLEVELAONTHEENGINEERINGLEVEL,INPROBABLYBACKWARD101YEARSWITHTHEADVANCEDLEVELINFOREIGNCOUNTRIES,ITISBIGGERINHIGHQUALITYPRECISIONANDSOPHISTICATEDTECHNOLOGYBATTHEINDUSTRIALIZATIONLEVEL,THEMARKETSHAREISLOW,THEVARIETYCOVERAGERATEISLOW,HAVENOTFORMEDTHELARGESCALEPRODUCTIONYET;FUNCTIONPARTSPECIALIZEDLEVELOFPRODUCTIONANDFORMACOMPLETESETABILITYTOBELOWER;APPEARANCEQUALITYISRELATIVELYPOOR;DEPENDABILITYISNOTHIGH,THECOMMERCIALIZEDINTENSITYISINSUFFICIENT;NOTSETTINGUPONESOWNBRANDEFFECTYETINDOMESTICNUMERICALCONTROLSYSTEM,USERSHAVEINSUFFICIENTCONFIDENCECATTHEABILITYOFSUSTAINABLEDEVELOPMENT,TOCOMPETITIONNUMERICALCONTROLRESEARCHANDDEVELOPMENTOFTECHNOLOGY,ENGINEEREDABILITYWEAKER;NUMERICALCONTROLTECHNOLOGICALAPPLICATIONEXPANDEFFORTSTOBEBETTER;THERESEARCH,FORMULATIONTHATRELEVANTSTANDARDSARENORMALLAGSBEHINDITISANALYZEDTHATTHEMAINREASONFORHAVINGDISPARITYDESCRIBEDABOVEHASTHEFOLLOWINGSEVERALRESPECTAREALIZETHERESPECTKNOWTODOMESTICNUMERICALCONTROLINDUSTRYPROCESSARDUOUSNESS,COMPLEXITYANDLONGTERMCHARACTERISTICINSUFFICIENTLY;ONETHATISTOMARKETUNSTANDARD,FOREIGNBLOCKADEADDSTRANGLE,SYSTEM,ETCUNDERESTIMATEWHILEBEINGDIFFICULT;ITISNOTENOUGHTOANALYZETOTECHNOLOGICALAPPLICATIONLEVELANDABILITYOFNUMERICALCONTROLOFOURCOUNTRYBSYSTEMPAYCLOSEATTENTIONTONUMERICALCONTROLINDUSTRIALIZATIONMANYINTHEISSUE,CONSIDERNUMERICALCONTROLINDUSTRIALIZATIONLITTLEINTHEISSUESYNTHETICALLYINTERMSOFTHESYSTEMATICONE,INDUSTRYCHAININTERMSOFTECHNOLOGY;SETUPINTACTRELATEDSYSTEM,COMPLETETRAINING,SERVICENETWORK,ETCOFHIGHQUALITYSUPPORTTHESYSTEMCMECHANISMTHEBADMECHANISMCAUSESTHEBRAINDRAIN,RESTRAININGTECHNOLOGYANDTECHNOLOGICALROUTEFROMINNOVATINGAGAIN,PRODUCTSINNOVATION,ANDHASRESTRICTEDTHEEFFECTIVEIMPLEMENTATIONOFPLANNING,HASOFTENPLANNEDTHEIDEAL,IMPLEMENTTHEDIFFICULTYDTECHNOLOGYENTERPRISESAREINDIFFERENTINAUTONOMOUSINNOVATIONINTECHNOLOGY,KEYTECHNOLOGYISENGINEEREDANDINDIFFERENTLATHESTANDARDLAGBEHIND,LEVELRELATIVELYLOW,NUMERICALCONTROLSYSTEMNEWSTANDARDSTUDYENOUGHLY4STRATEGICTHINKINGUNTILTECHNOLOGYANDINDUSTRIALIZATIONOFNUMERICALCONTROLOFOURCOUNTRYDEVELOP41STRATEGICCONSIDERATIONOURCOUNTRYOFSTRATEGICCONSIDERATIONMAKESTHEBIGCOUNTRY,SHOULDTRYHARDTOACCEPTTHEFRONTINSTEADOFTHEBACKTRANSFORMATIONINTHEWORLDINDUSTRYSHIFTS,SHOULDMASTERANDMAKEKEYTECHNOLOGYADVANCEDLY,OTHERWISEINANEWROUNDOFINTERNATIONALINDUSTRIALSTRUCTUREADJUSTMENT,OFOURCOUNTRYMANUFACTURINGINDUSTRYSTEPFORWARDTHEEMPTYCOREWEREGARDRESOURCE,ENVIRONMENT,MARKETASCOST,POSSIBILITYGOTTOEXCHANGEASSEMBLETHECENTRE,BUTNOTMASTERTHESTATUSOFTHEMANUFACTURINGCENTEROFKEYTECHNOLOGY,WILLSOINFLUENCETHEDEVELOPMENTPROCESSOFTHEMODERNMANUFACTURINGINDUSTRYOFOURCOUNTRYSERIOUSLY
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