DefinitionThedatatableisanimportantobjectofthedatabaseandthebasicunitforstoringdata.Afterthetablestructureiscreated,itinvolvesinsertingnewdataintothetable,aswellasmodifyinganddeletingexistingdata,whic...

DefinitionThiskindofoutputcanbeexpressedintheformofphysicalobjectsorvalue.Theconceptoflaborefficiencycanbeappliedtoallsocialandeconomicsectors.Theterm"laborproductivity"iscommonlyusedinthefieldofmater...

LexiconInterfacePinyinjiēkǒuBasicvocabularyexplanation(1)[takeupsb.'sremark]:Followingotherpeople'swords[say]Assoonasmother'swordsfell,shetalkedthroughtheinterface(2)[interfac...

IntroductionMolybdenumisametalelementdiscoveredrelativelylate.ItwasonlyextractedfrommolybdenitebySwedishchemistsin1792.Becausemetalmolybdenumhastheadvantagesofhighstrength,highmeltingpoint,corrosionre...

TypeintroductionHandheldscanninggunThehandheldscanninggunisaproductformedbytechnologylaunchedin1987.ItlooksverysimilarThesupermarketcashieristhesameasthebarcodescannerusedinhishand.Themajorityofhandhe...

DetailedexplanationofcitationsLanguage;Standard.TangLiuYuxi's"OntheAbandonmentofChuzhouYingtianTable":"EmperorMingseestheslightest,thedisadvantagesofTeges...Butalthoughthenumberoffieldsislarge,theland...

SynonymNine-yearcompulsoryeducationgenerallyreferstocompulsoryeducationHistoryCompulsoryeducationoriginatedinGermany.ReligiousleaderMartinLutherwasthefirsttoputforwardtheconceptofcompulsoryeducation.A...

IntroductionThe"TangPoetryClassGarden"compiledbyZhangZhixiangistheso-called"allTangpoems".Afterwards,aseveryoneknows,therewere129volumesofMingHuZhenheng’s"TongYinTongqi",QingxiuZhenyi’s"TangPoetry"770...

OverviewInformationexchangereferstotheprocessofdatainteractionbetweendifferentinformationentities.Itsgoalistorealizedatasharinginaheterogeneousenvironment,therebyeffectivelyusingresources.Improvethepe...

OriginAmericanpsychologistMaslow’shierarchyofneedstheoryproposedinhisbook"TheoryofMotivation"in1943thathumanneedscanbedividedintofivelevels.TheyThesequenceis:physiologicalneeds,safetyneeds,socialneeds...

Professionalmarketingfeaturesforthebookandaudio-visualmarket,forsubscription,reservation,ordering,warehousing,warehousingreturns,inventory,customerreservations,retail,wholesalesales,replenishmentorder...

ConceptHigh-techenterprisesrefertothedevelopmentofnewfieldsthroughscienceandtechnologyorscientificinventions,orinnovativeoperationsintheoriginalfields.Onthebasisofdefiningthescopeofhigh-techindustries...

DefinitionPsychologicalactivityreferstotheprocessofinformationrecognition,coding,storage,extractionandapplicationthroughthephysiologicalprocessesofthehumanbrain.Itistheprocessbywhichthehigh-levelneura...

Synonymousanti-counterfeitinglabelsgenerallyrefertoanti-counterfeitinglabels.IntroductionAnti-counterfeitinglabelscanbepasted,printed,ortransferredonthesurfaceofthesubjectmatter,oronthepackagingofthes...

IntroductionIncryptanalysis,aknownplaintextattackisanattackmode,whichmeansthattheattackerhasmasteredacertainsectionofplaintextxandthecorrespondingciphertexty.Inallcryptanalysis,itisassumedthattheattac...

IntroductionInternetofthingsengineermeansthatthroughcomprehensiveandsystematiclearning,studentscanengageintheoperationandmaintenance,managementmonitoring,optimizationandtroubleshootingofInternetofthin...