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1、外文翻译ThenumericalcontroltechnologyNumericalcontroltechnologyisreferswithdigital,thewritingandthemarkcompositiondigitalcommandrealizesoneorthemulti-Taiwanmechanicaldevicemovementcontroltechnology.Itcontrolsusuallyistheposition,theangle,thespeedandsoonthemechanicalquantityandflowstothere
2、latedswitchquantitywiththemechanicalenergy.Thenumericalcontrolproductionreliesondatacarrierandthebinarymodedataoperationappearance.In1908,perforationsheetmetalexchangetypedatacarrierbeingpublished;19century'sends,andhavetheassistancefunctioncontrolsystemtakethepaperasthedatacarriertoi
3、nvent;In1938,ShannonhascarriedonthedatafastoperationandthetransmissionintheAmericanMassachusettsInstituteofTechnology,hasestablishedthemoderncomputer,includingcomputernumericalcontrolsystemfoundation.Thenumericalcontroltechnologyisdevelopswiththeenginebedcontrolcloseunion.In1952,first
4、numericalcontrolenginebedbeingpublished,becameintheworldmechanicalindustryhistoryanepoch-makingevent,impelledtheautomateddevelopment.Becauseusesthecomputersubstitutionoriginallytousethenumericalcontrolinstallmentwhichthehardwarelogiccircuitcomposes,causesthedata-inthestorage,processin
5、g,theoperation,thelogicaljudgmentandsooneachkindofcontrolfunctionrealization,maycompletethroughthecomputersoftware.Thenumericalcontrolenginebedisonekindoftechnicaldensenessandtheautomaticityveryhighintegrationofmachineryprocessingequipment,issynthesizestheapplicationcomputer,theautoma
6、ticcontrol,theautomaticdetectionandprecise…Theprocessingprecisionishigh,thequalityeasytoguarantee,theprospectsfordevelopmentareextremelybroad,thereforethegraspingnumericalcontrollatheprocessingprogrammingtechnologyespeciallyisimportant.Now,thenumericalcontroltechnologyalsoiscalledthec
7、omputernumericalcontroltechnology,atpresentitisusesthecomputerrealizationdigitalprocesscontrolthetechnology.Thiskindoftechnologyaccordingtothecontrolprocedurewhichstoresbeforehandcarriesoutwiththecomputertotheequipmentthecontrolfunction.Machinetoolnumericalcontrolsystem1.AppliesPCreso
8、urceb
