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Passive infrared detector
Passive infrared detector
06/12/2021 69up 2550Views

BriefdescriptionRelatedtypes:Indoorpassiveinfrared:Thedetectiondistancerangesfrom25cmto20meters.Indoorcurtaintype:Thedetectiondistancerangesfrom25cmto20meters.Outdoorpassiveinfrared:thedetectiondistan...

Socialist spiritual civilization
Socialist spiritual civilization
06/12/2021 91up 2678Views

DefinitionSpiritualcivilizationistheprogressthatpeoplehavemadeinthesubjectiveworldintheprocessoftransformingtheobjectiveworld,whichismainlymanifestedinthedevelopmentofeducation,science,andculturalknow...

Kaoru
Kaoru
06/12/2021 20up 2758Views

GlyphandmeaningKaoruBasicinformationExternalstrokes:14Totalstrokes:17p>Wubi:ATGOZhengCode:EMBUCangjie:THGFFourCornersNumber:44331Unicode:CJKUnifiedChineseCharacterU+85B0NounXunxūn(phonetic.Congfu,smok...

Communication Engineering
Communication Engineering
06/12/2021 28up 2611Views

SettingbackgroundThemajorofcommunicationengineeringwasestablishedalongwiththedevelopmentofChina'scommunicationindustry.Themajorsofwireline,wirelesscommunication,electronictechnology,postandtelecommuni...

Institute for Research in Humanities, Kyoto University
Institute for Research in Humanities, Kyoto University
06/12/2021 76up 2489Views

HistoryofestablishmentCountingfromtheestablishmentofitspredecessor,theInstituteofOrientalCulturein1929,theInstituteofHumanitieshasahistoryofmorethan50years.TheInstituteofOrientalCulturewasinitiallycal...

Power amplifier
Power amplifier
05/12/2021 85up 2737Views

WorkingprincipleUsethecurrentcontrolfunctionofthetriodeorthevoltagecontrolfunctionofthefieldeffecttubetoconvertthepowerofthepowersupplyintoacurrentthatchangesaccordingtotheinputsignal.Becausesoundiswa...

Northern Europe
Northern Europe
05/12/2021 73up 2617Views

GeographicalenvironmentLandformIngeneral,theterrainoftheNordicregionisrelativelylowandflatexceptforthehigherelevationoftheScandinavianMountains.Theterrainismostlyplateausandeclipsemountains.Ice-eroded...

Ciphertext
Ciphertext
05/12/2021 51up 2470Views

IntroductionTheciphertextistheencryptedtext,andtheplaintextisthetextbeforeencryption.Thetermencryptionsometimesreferstociphertext,butitisusuallyusedtorefertothemethodofencryption.Theoutputaftersomedis...

engineering
engineering
05/12/2021 60up 2707Views

TypesofmajorsThecurrentundergraduatemajorsofengineeringinhighereducationinstitutionsinmycountryaredividedintothefollowing21sub-categories,EngineeringorEngineeringistoimprovetheexistingconstruction,mac...

Capital University of Economics
Capital University of Economics
04/12/2021 40up 2718Views

BasicinformationHistoryTheschool’spredecessorBeijingSchoolofEconomicsBeijingSchoolofEconomics(2photos)ThepredecessorofBeijingSchoolofEconomicsisBeijingestablishedin1956LaborCadreSchoolandBeijingExperi...

MIS
MIS
04/12/2021 36up 2769Views

Synonymousinformationmanagementsystemgenerallyreferstomanagementinformationsystem(officeequipment)SystemintroductionManagementInformationSystems(ManagementInformationSystemsforshortMIS)isanewdisciplin...

China Daily
China Daily
04/12/2021 47up 2445Views

ThesynonymChinaDDNgenerallyreferstoChinaDailyPrintmediaBuildingaglobalcommunicationsystemandgivingouttheauthoritativevoiceofChinaChinaDailyMediaGrouphas13paperpublications.IncludingChinaDaily,ChinaDai...

Alarm detector
Alarm detector
04/12/2021 86up 2540Views

Synonymousintrusiondetectorsgenerallyrefertoalarmdetectors.PrinciplesAlarmdetectorsselectdifferentsignalsensorsaccordingtodifferentpreventionplaces,andusedifferenttechnologiesofdifferentsensorstoautom...

External language
External language
04/12/2021 12up 2484Views

InterpretationOralspeechmeansspeakingtoothersbyoneself.Oralspeech,notonlytospeak,butalsotocommunicatedirectlywithothers.Oralspeechisdividedintomonologueanddialoguespeech.Monologuemeansthatthepersonwho...

Storage device
Storage device
03/12/2021 6up 2455Views

Commonstoragedevices1.Devicesthatuseelectricalenergytostoreinformation,suchasvarioustypesofmemory,suchasRAM,ROM,etc.Storagedevices(6photos)2.Devicesthatusemagneticenergytostoreinformation,suchasharddi...

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