ClassificationTherearebasicallytwotypesofmultimodefibers,oneisgradedandtheotherisstepped.Forgradedfibers,Inotherwords,therefractiveindexofthecoreisthesmallestattheperipheryofthecoreandgraduallyincreas...

IntroductionInthe1970s,WilliamPerryfirstconductedagroundbreakingstudyontheepistemologicalbeliefsofcollegestudentsthroughquestionnairesandinterviews.Inthefollowingdecades,manyscholarsFromdifferentangle...

BasicInterpretationThePCcardfordigitalcamerasisexactlythesameasthePCcardfornotebookcomputers.Itis68-pin.TherearealsoTypeIIandTypeIIIPCMCIAcards.TypeIIIPCMCIAcard,alsoknownasPCharddiskcard,hasthelarges...

DefinitionForexample:inaplane,thesumoftheinternalanglesofarighttriangleis180degrees;thesumoftheinternalanglesofanacutetriangleis180degrees;thesumoftheinternalanglesofanobtusetriangleis180degrees;arigh...

StandardsandstandardizationStandardizationstrategyStandardsarethesummaryofscience,technologyandpracticalexperience.Inordertoobtainthebestorderwithinacertainrange,theactivityofformulatingcommonandrepea...

ModeWhendealingwiththerelationshipbetweenhumansandtheenvironment,aunidirectionallinearopenprocessof"resources-products-pollutionemissions"isadopted.Withthedevelopmentofindustry,theexpansionofproductio...

WebsiteintroductionMembercompaniesaremainlyprivatedatacentersathomeandabroad,basictelecommunicationsoperators,andlarge-scaleenterpriseusers,suchasPacificTelecom,UniversalData,CICCData,ShanghaiDigitalT...

TechnologyVisualsimulationmakesfulluseofhumanvisualcharacteristics,andcreatesathree-dimensionalgraphicsenvironmentthatreflectsthechangesandinteractionsofentitiesthroughthereal-timerenderingofthree-dim...

ComputernetworknodeIndatacommunication,thenetworknodecanbeadatacommunicationequipment(DCE),suchasamodem,ahuborswitch,anetworkbridge,oradataterminalequipment(DTE)),suchasdigitaltelephoneterminals,print...

InterpretationFirewoodandWaterItreferstothenecessitiesoflife."WeiShu·LuXuanBiography":"Ifthisistrue,QingcanmeasurehowlongQushan'ssalarywillbepaid...Ifthesalaryislow,itcanbemeasured."SongYeshi's"Inscri...

IntroductionThesaddlestitchesusuallyreferto"wireflatnails",andtheyarenotpre-madestaples.Duringtheproductionprocess,themachinechangesfromarollofmetalCutasectionoftheline,nailitintothepaper,andbendtheir...

DefinitionBroadlyspeaking,self-confidenceisakindofpositivity,andself-confidenceisapositiveattitudeinself-evaluation.Inanarrowsense,self-confidenceissomethingcloselyrelatedtopositivity.Positivewithouts...

IntroductionThisbookisamasterofpsychologyandmanagement,Maslowdiscussingtherelationshipbetweenhumannatureandsociety.Thebookconsistsof8chaptersand23chapters.Thebookdiscussesindetailtheimportantconceptsa...

HistoricalbackgroundInthemid-1950s,mostcomputersdealtwithnumericaldata,includinglinguistics,psychology,andmathematics.Somepeoplebegantodevelopartificialintelligence.Interest.Ifeelthatitisnecessarytoac...

OverviewTheuniverse,nature,andhumansocietybelongtodifferentsubsystemsduetodifferentframesofreferencesetbyhumanbeings.Ifalltheexistenceintheworldisdividedintothematerialandspiritualworld,thentheunivers...