DevelopmenthistoryLasertechnologyappearedinthe1960s,anditsactualapplicationbeganintheearly1970s.Theearliestlasertransmitterwasanelectroniclasertubefilledwithhelium-neon(He-Ne)gas,whichwasverylarge,soi...

TheoreticalsourcesThetheoryofsocializationofproductionisanimportantpartofallMarx’seconomictheories.ThistheoryisMarx’stheoreticalsummaryofproductivityinthecapitalistera.MarxbasedTheactualhistoricalsitu...

SynonymHDLCgenerallyreferstoadvanceddatalinkcontrolTheabovecontentisreviewedandannouncedbytheNationalScienceandTechnologyTermReviewCommitteeDefinitionAdvancedDataLinkcontrol(HDLC,High-levelDataLinkCon...

OverviewInternetTVincludesIPTVandInternetTV.ItusestheInternettointegratemultiplecontentresourcestobroadcastliveoron-demandTVprograms.Itisamorepopularformofvideoprogramtransmissioninrecentyears.Itrelie...

TämäReferstowHetherthesPeakersupportsmulti-ChannelsimunlutantInput

AsysmmetricalCableMadeOfSeveralPairsOfDoubleconductorsCalledCoreWiresinaProtectiveSHeath.inorderToreDeTheInterferenceBetWeThePairsOfwires, jokainen parairofwiresismadeInTaTeDShape, joka on kalleja ...

StatisticalmethodsStatisticsarerichandintricate,anditisnoteasytoselectstatisticalanalysismethodsreasonably.Forthesamedata,ifyouchoosedifferentstatisticalanalysismethods,sometimestheconclusionsarecompl...

PhonemictextPhonetictextrecordslanguagebyspecifyinglettersforphonemes.English,Arabic,andRussianbelongtothistypeoftext.ThespellingandpronunciationofChineseandEnglishphoneticcharactersareseriouslyoutofs...

IntroductionFoundedin1994,theWorldWideWebConsortiumisthemostauthoritativeandinfluentialinternationalneutraltechnicalstandardorganizationinthefieldofWebtechnology.Sofar,W3Chaspublishedmorethan200far-re...

Tärkeimmät ominaisuudet(1)IntegrointiSe voi saada, tallentaa, järjestää ja syntetisoida tietoja tasaisesti useiden kanavien kautta. Kuva(1 kuva) Tekstinkäsittely: Muistio, WordPad, Word, WPSGrafiikka ja kuvankäsittely: PhotoSho...

IdealopticalSystemtheidealopticalSystemisanImagingSystemTatCanproduceaClear, täysinimilarImageToTheObject.theBeamSinwhichArchLightrayoritxtensionLinesAllinterscatTheSamePointAreCalledCencentr ...

BasicinformationHistoryBeijingUniversityofPostsandTelecommunicationsIn1955,theBeijingUniversityofPostsandTelecommunicationswasestablishedonthebasisofthetwomajorsofTianjinUniversity'sDepartmentofTeleco...

PerustiedotSynopsis"Boom,boom"ja"hoo,hoo",terapeuttinensydämenlyönti ja henkäisevä äänet olivat tyynnyttävät.Kaikki alkoi hämärtyä ja vääristyä. Sitten jyrkästi viheltiin kapteeni ColtStevens (soittiJackGyllenh...

DevelopmentCountriesintheworldregardthedevelopmentofnewmaterialsasanimportantaspectofeconomicdevelopmentandtechnologicalprogress.Variousnewtextilefibersareusedasimportantmaterialsintoday'shigh-techfie...

AbriefhistoryofresearchInprimitivesociety,primitivepeopleperceivetheexistenceofcarbondioxideintheirdailylife,butduetothelimitationofhistoricalconditions,theylookattheinvisibleandintangiblecarbondioxid...

JohdantoWHeteryouuseyourSMartphoneorpctoSurftheInternet, YourmobilephoneOrpcwillBeaSIgnedaniPaddress, jaTemobilephoneOrpcwillusethisiPaddressToCommunicunICTtheInterNetCommunicaTeanDexchangeInf ...