IntroductionTheimagesetterconvertstheimagesandtextproducedinthecomputerfromelectricalsignalsintoopticalsignals,andthelaserbeamscansonthesilversaltfilm-exposure,Makethefilmgeneratelatentimage,completet...

ProcessintroductionItisbasedoncommercialpaperprintingrequirementsandcanprintmultiplecolorsatonce.Themaincolororbackgroundofthepatterniscomposedofdifferentcolors,butthecolorchangeoflinesorimagesisgradu...

ClassificationLeakagecurrentprotectorscanbeclassifiedaccordingtotheirprotectionfunctions,structuralfeatures,installationmethods,operatingmodes,numberofpolesandlines,actionsensitivity,etc.Herearemainly...

BriefintroductionAccordingtorecords,theancientGreeksinventedthesubstitutioncodein400BC.In1881,theworld'sfirsttelephonesecuritypatentappeared.DuringtheSecondWorldWar,theGermanmilitaryusedthe"Enigma"cry...

TechnicalintroductionVideousuallyreferstothestorageformatofvariousmovingimages,suchas:digitalvideoformats,includingDVD,QuickTime,andMPEG-4;andanalogvideotapes,includingVHSWithBetamax.Videocanberecorde...

OverviewofPsychologyAnalysisistodistinguishthecomponentsandindividualcharacteristicsofthingsthroughneuralactivity;whilesynthesisistodistinguishthecomponentsandIndividualcharacteristicsarelinkedandcomb...

DevelopmenthistoryChina'sbioengineeringindustrybeganintheearly20thcentury.TheCentralEpidemicPreventionDepartmentwasestablishedin1919.ThiswasChina'sfirstbioengineeringresearchinstitute.Itwasverysmall,w...

IntroductionDuetotheusecharacteristicsofpressurevesselsandthechemicalprocesscharacteristicsoftheinternalmedium,itisoftennecessarytosetupsomesafetydevicesandmeasuringandcontrolinstrumentsonthevesseltom...

TechnicalprincipleZeroresistanceWhenthesuperconductingmaterialisinthesuperconductingstate,theresistanceiszero,whichcantransmitelectricenergywithoutloss.Ifamagneticfieldisusedtoinduceaninducedcurrentin...

IntroductiontotheworkTheTangDynastyhasbeencompiledinalldynasties.SincethebeginningoftheTangDynasty,hehaswrittenthehistoryofthecountryonthebasisofactualrecords.ThemostfamousonesarewrittenbyWuJingandWei...

BasicinformationHistoryThecampusofBrownUniversityislocatedinProvidence,thecapitalofRhodeIsland.ItwasnamedRhodeIslandCollegewhenitwasfoundedin1764.ItwasaBaptistschoolthatonlyacceptedboys.Itwasclosedfor...

BasictasksThebasictasksofsocialmanagementincludecoordinatingsocialrelations,regulatingsocialbehavior,solvingsocialproblems,resolvingsocialconflicts,promotingsocialjustice,respondingtosocialrisks,maint...

FunctionAmeasurementsystemisacollectionofinstrumentsorgauges,standards,operations,methods,fixtures,software,personnel,environmentandassumptionsusedtoquantitativelymeasureorqualitativelyevaluatethemeas...

DefinitionDial-upisthemethodandprocessofusingtelephonelinestoconnecttotheInternet.Inordertousethedial-upmethodtoconnecttotheInternet,thehardwaredevicethatneedstobeequippedisamodem,whichisusedtoconvert...

CompletepowertransmissionfunctionU.S.Lariancompanysuccessfullycompletedthepowertransmissionfunctionusingopticalfiber,openingupanewwayinthepowerfield.Theyusesemiconductorlaserdiodesatthetransmittingend...