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teacher
20/04/2022 1047
teacher

InterpretationHistoricalInterpretationPeoplewhoteachculture,song,opera,martialartsandotherskills.ThethirdfoldofZhangGuobin's"LuoLilang"inYuanDynasty:"Everyonesaysyouareateacher,andeverybodysaysyouarea...

Packet switching network
20/04/2022 820
Packet switching network

OverviewPacketSwitchingNetworkThepacketswitchingnetworkisthebasicnetworkofdatacommunication,andvariousvalue-addedservicescanbedevelopedusingitsnetworkplatform,suchas:e-mail,Electronicdataexchange,visu...

NFC mobile phone
19/04/2022 1017
NFC mobile phone

ApplicationmodeCardmodeThismodeistosimulateadevicewithNFCfunctionasacontactlesscard,suchasaccesscontrolcard,bankcard,etc.Thecardsimulationmodeismainlyusedinnon-contactmobilepaymentapplicationssuchassh...

Tree structure
19/04/2022 1046
Tree structure

OverviewTree structure refers to a data structure with a "one-to-many" tree relationship between data elements, and is an important type of non-linear data structure. In the tree structure, the root n...

Refractory brick
18/04/2022 882
Refractory brick

IntroductionRefractorybricksarereferredtoasfirebricks.Refractorymadeoffire-resistantclayorotherrefractorymaterials.Paleyelloworbrown.Mainlyusedforbuildingsmeltingfurnaces,itcanwithstandhightemperature...

Type test
18/04/2022 943
Type test

InspectionmethodProductsthathavepassedthetypetest,usuallyinoneofthefollowingsituations,shouldgenerallybetypetested,ortheycanbetypetestedaccordingtotheactualsituationoftheproduct:a)Trialtypeinspectiono...

MMS
17/04/2022 852
MMS

IntroductionMMSisnotactuallyashortmessagetechnically,butwiththesupportoftheGPRSnetwork,theWAPwirelessapplicationprotocolisusedasthecarriertotransmitinformationsuchaspictures,soundsandtexts.TheMMSservi...

Engraving
17/04/2022 997
Engraving

HowtoprintabookWhenprintingabook,firstdipabrushintheink,brushitonthecarvedboard,andthencovertheboardwithwhitepaper.InadditionTakeacleanbrushandlightlybrushitonthebackofthepaper,takethepaperoff,andapag...

Safety clutch
16/04/2022 972
Safety clutch

IntroductionThesafetyclutchismainlyusedfortheoverloadsafetyprotectionofthetransmissionsystem.Ofcourse,italsohasthecorrespondingclutchcharacteristicsofitsengagingelements.Designingorselectinganappropri...

Silane
16/04/2022 1052
Silane

PhysicalandchemicalpropertiesBasicphysicalproperties1.Properties:colorlessgas,disgustingsmellofgarlic.2.Density(g/L,0°C):1.443.Relativevapordensity(g/mL,air=1):1.24.Meltingpoint(ºC):-1855.Boilingpoint...

Sensor potential
15/04/2022 820
Sensor potential

IntroductionIfthenervefiberproducesanimpulsetowardthecenterduetothispotentialchange,itisspecificallycalledageneratorpotential.Researcher'sexplanationAccordingtosomeresearchers,thereceptorpotentialrefe...

Technology market
15/04/2022 938
Technology market

OverviewTechnologymarketoverviewTechnologymarket,acomponentofthemarketsystem.Thecommoditiesexchangedinthetechnologymarketappearintheformofknowledge.Itisaspecialkindofcommodity,withmultiplemanifestatio...

Yale University
14/04/2022 1015
Yale University

HistoricalevolutionFoundingperiodIn1638,ConnecticutinNorthAmericabecameaBritishcolony.AgroupofPuritansfromBritaintooktheMayfloweracrosstheoceantosettleinQuinnipiacBayandgraduallydevelopeditintoaprospe...

Capitalism
14/04/2022 894
Capitalism

DefinitionEtymologyTheword"capital"intheLatintermcomesfromthesaleandpossessionofanimals,and"capitalis"comesfromtheoriginalIndo-EuropeanlanguageThe"kaput"-meaning"head","head"isawayofmeasuringwealthina...

Computer surfing
13/04/2022 1030
Computer surfing

SummaryThis book is one of the computer introductory textbooks specially written for middle-aged and elderly people. Most of the middle-aged and elderly people are eager to make up the computer lesson...