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Autonomic nervous system
01/03/2022 1266
Autonomic nervous system

IntroductionTheautonomicnervoussystemisapartoftheperipheralefferentnervoussystem,whichcanregulatetheactivitiesofinternalorgansandvascularsmoothmuscle,myocardiumandglands.Alsoknownasautonomicnervoussys...

Photosensitive resin plate
01/03/2022 1584
Photosensitive resin plate

LiquidcuringtypeLiquidcuringtypephotosensitiveresinplate,referredtoasliquidresinplate.Beforeexposure,theresinisaviscous,transparentliquid,andcrosslinksintoasolidstateafterexposure.1.Thecompositionofth...

Magnetic card
28/02/2022 1448
Magnetic card

IntroductionEnglishname:magneticcardAcard-shapedmagneticrecordingmediumthatworkswithvariouscardreaders.Amagneticcardisacardthatusesamagneticcarriertorecordsomeinformationforidentificationorotherpurpos...

Revelation
28/02/2022 1465
Revelation

BasicinformationPlotintroductionThe"Revelation"stills(21photos)Thestorytakesplaceinthelate15thcentury,ThegloriousMayacivilizationisabouttofinishitsfinalcourse.Theyounghunter"Jaguar'sClaw"Jaquhar(RudyY...

led
27/02/2022 1495
led

ThesynonymLEDgenerallyreferstolight-emittingdiodes.IntroductionLight-emittingdiodesarereferredtoasLEDsforshort.Itismadeofcompoundscontaininggallium(Ga),arsenic(As),phosphorus(P),nitrogen(N),etc.Whenel...

Online UPS
27/02/2022 1635
Online UPS

IntroductionOn-linemeansthatnomatterwhetherthegridvoltageisnormalornot,theACvoltageusedbytheloadmustpassthroughtheinvertercircuit,thatis,theinvertercircuitisalwaysinworkingcondition.On-lineUPSisgenera...

working frequency
26/02/2022 1431
working frequency

Theoperatingfrequencyoftheradiowavesusedbysatellitestotransmitsignals.WorldWidebroadcastsonthefrequencyof1467～1492MHzintheL-band.Domesticsatelliteradiosareallwithinthisfrequencyrange.Theclockspeedofa...

software technology
26/02/2022 1612
software technology

Professional DefinitionSoftware technology mainly studies basic knowledge and skills in software development, mobile programming technology, etc., and conducts system software development, software te...

laser technology
25/02/2022 1615
laser technology

PrincipleThefullEnglishnameoflaserisLightAmplificationbyStimulatedEmissionofRadiation(LASER).Introducedin1960,itisakindoflightthatisenhancedbystimulatingradiation.Theprincipleistousethered,green,andbl...

Silicon rectifier
25/02/2022 1584
Silicon rectifier

Controllablehasmanyadvantagessuchashighefficiency,nomechanicalnoiseandwear,fastresponse,smallsize,lightweight,etc."NX70seriesthyristorrectifier"throughtheprecisecontrolofvoltage,currentandpower,soasto...

Tadao Umesao
24/02/2022 1493
Tadao Umesao

Since1942,hehassuccessivelyconductedexpeditionsandsurveysinnorthernDaxing'anMountainsofChina,InnerMongolia,Afghanistan,SoutheastAsia,EastAfrica,Europeandotherplaces,fromanimalecologytoculturalanthropo...

Fuzzy control
24/02/2022 1459
Fuzzy control

IntroductionThefuzzymathematicscreatedbyZadehhasmadeagreatcontributiontothecontrolofambiguoussystems.Sincethe1970s,somepracticalfuzzycontrollershaveappearedoneafteranother,makingusAnotherbigstepforwar...

Information resource sharing
23/02/2022 1379
Information resource sharing

Generallyreferstothesharingandsharingoftext,numbers,andculturalresourcesinvariousfieldsoflife.InMarch2016,theSupremePeople’sCourtandtheMinistryofPublicSecurityjointlyissuedthe"OpinionsonEstablishingaW...

Self-organizing map
23/02/2022 1585
Self-organizing map

DefinitionItsimulatesthedifferentdivisionoflaborofnervecellsindifferentareasofthehumanbrain,thatis,differentareashavedifferentresponsecharacteristics,andthisprocessisdoneautomatically.Theself-organizi...

FROM
22/02/2022 1802
FROM

DESalgorithmentryparametersTherearethreeentryparametersofDESalgorithm:Key,Data,Mode.Keyis7bytesand56bitsintotal,whichistheworkingkeyoftheDESalgorithm;Datais8bytesand64bits,whichisthedatatobeencryptedo...