IntroductionThedesignconceptwasdirectlyinheritedbytheU.S.AirForce’sSAGEairdefensesystemandhadahugeimpactoncommercialcomputersinthe1960s.BackgroundInWorldWarII,inordertotrainbomberpilots,theUSNavyasked...

Inbigdataanalysis,regressionanalysisisapredictivemodelingtechniquethatstudiestherelationshipbetweenthedependentvariable(target)andtheindependentvariable(predictor).Thistechniqueiscommonlyusedforpredic...

IntroductiontodistributionGenerally,itcanbedividedintoregulardistribution,concentrateddistributionandrandomdistribution.Ifeachindividualinthepopulationlivesindependentlyanddoesnottouchotherindividuals...

CharacterrelationshipErrorCorrectionCloseErrorCorrectionWifeWangYepingAnerror8366076hasbeenreportedSonJiangMianhengTheerror3395490hasbeenreportedSonJiangMiankangTheerror10922869hasbeenreportedp>Fat...

Developmentprocess1.Clarifytheoverallhardwarerequirements,suchasCPUprocessingcapacity,storagecapacityandspeed,I/Oportallocation,interfacerequirements,levelrequirements,andspecialcircuitrequirementsEtc...

Rappresentazione dello standard Lo standard obbligatorio è preceduto da "GB". Lo standard consigliato è preceduto da "GB/T". Rispetto a molti standard internazionali ISO, molti standard nazionali adottano identici (IDT, denti identici...

TheabovecontentisreviewedandannouncedbytheNationalScienceandTechnologyTermReviewCommitteeThetransmissioncharacteristicsofthesatellitechannelThechannelofsatellitecommunicationisdifferentfromOrdinarymob...

PurposeUsedtomanufacturehomotropicmagneticsteel,magneticfilm,andtoys.CrystalcharacteristicsofbariumferriteBariumferrite(BaFe12O19) isahardThemagneticmaterialbelongstotheM-typemagnetoplumbite,whichisar...

DefinitionThecontrolunit,EnglishControlUnit(CU),isoneoftheCPUcomponents,sometimesinstalledoutsidetheCPU.Itsbasicfunctionistoaccessinstructionsfromwithin,analyzeinstructionsandexecuteinstructions.Theco...

DefinitionConsumerneedsaredividedintoexplicitneedsandpotentialneedsaccordingtowhethertheyaremanifestedintheirbuyingbehavior.Forexample,consumersmaydirectlysay:Iamthirstyandwanttodrinkwater;Ineedasweat...

BasicmeaningThescientificdevelopmentconceptistoadheretothepeople-oriented,comprehensive,coordinatedandsustainabledevelopmentconcept.Puttingpeoplefirstistotaketheinterestsofthepeopleasthestartingpointa...

Introductiontothework"SixSecretTeachings",alsoknownas"TheTaigongSixSecretTeachings"and"TheTaigongArtofWar",isafamousmilitarybookinancientChina.Animportantpartoftheclassicalmilitaryculturalheritageofth...

IntroductionTheInternetEngineeringTaskForce,establishedattheendof1985,isthemostauthoritativeInternettechnologystandardizationorganizationintheworld.Itsmaintaskistoberesponsibleforthedevelopmentandform...

RelatedtheoriesAlllight(ietraditionallightsourceorlaserlightsource)iscausedbychangesintheenergylevelsofatomsandmolecules.Theabsorptionandreleaseofthesespecificenergyleveldifferencesappearaslightofspec...

Synonymswitheconomiesofscalegenerallyrefertotheeffectsofscale.DefinitionEconomiesofscaleTheconceptofeconomicsofdevelopment.Theeconomyofscaleisacomprehensivebenefitindexthatreflectstheeconomicdevelopme...

IntroductionFiberlaserisanewtypeoffiberlaserthatisnewlydevelopedintheworld.Itoutputshigh-energy-densitylaserbeam,whichisconcentratedonthesurfaceoftheworkpiece,sothattheworkpieceiscoveredbyanultra-fine...