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Chemical etching
22/03/2022 1836
Chemical etching

IntroductionChemicaletchingEtchingisatechniquethatremovesmaterialsbychemicalreactionorphysicalimpact.Etchingtechniquescanbedividedintotwotypes:"wetetching"and"dryetching".Usuallyreferredtoasetchingisa...

number
22/03/2022 1899
number

Birthanddevelopment"Number"istheconceptofmeasuringthings.Itistheconsciousexpressionofthequantitythatexistsobjectively."Numbers"originatedfromthesymbolsusedbyprimitivehumanstocountandformnaturalnumbers...

collision
21/03/2022 2011
collision

ExplanationThephenomenonthattwoobjectsinrelativemotioncontactandquicklychangetheirmotionstate.Itcanbethecollisionofmacroscopicobjects,suchastamping,forging,hittingtheball,etc.,orthecollisionofmicrosco...

Priori probability
21/03/2022 1802
Priori probability

IntroductionInBayesianstatisticalinference,thepriorprobabilitydistributionofanuncertainnumberisaprobabilitydistributionthatexpressesthedegreeofconfidenceinthenumberbeforeconsideringsomefactors.Forexam...

routing
20/03/2022 2140
routing

Concept1.Routingreferstotheprocessinwhicharouterreceivesadatapacketfromoneinterface,directsitaccordingtothedestinationaddressofthedatapacket,andforwardsittoanotherinterface.Routingisoftencontrastedwit...

wireless sensor network
20/03/2022 1698
wireless sensor network

OverviewWirelesssensornetworkisaformofnetworkformedbyfreelyorganizingandcombiningtensofthousandsofsensornodesthroughwirelesscommunicationtechnology.Theunitsconstitutingthesensornodeare:adataacquisitio...

Robot gardener
19/03/2022 1770
Robot gardener

WorkAccordingtotheworkingprincipleof"RobotGardener",everyplantandrobotareconnectedtoacomputernetwork.Ifplantslackwaterorfertilizers,they"inform"thecomputersystemthroughsensorsplacedinthe"soil".Therobo...

data storage
19/03/2022 1891
data storage

StoragemediaDisksandtapesarecommonstoragemedia.Thedatastorageorganizationdiffersdependingonthestoragemedium.Dataonthetapeisonlyaccessedinsequentialfilemode;onthedisk,sequentialaccessordirectaccesscanb...

Hardware Acceleration
18/03/2022 1848
Hardware Acceleration

ProcessorTheEnglishnameofhardwareaccelerationisHardwareacceleration;howdoesthesystemworkwhenhardwaredecodingtakeseffect?Thehardwarehasthreeprocessors,CPU,GPUandAPU(notanaccelerationprocessorbutasoundp...

Ding Yuanzhu
18/03/2022 1820
Ding Yuanzhu

CharacterexperienceFrom1993to1995,hewenttotheUniversityofMontrealtodopost-doctoralresearch,andfrom1999to2001hewenttotheUniversityofPittsburghInternationalDevelopmentResearchCenterasaseniorvisitingscho...

Cement-based composite
17/03/2022 1869
Cement-based composite

IntroductionCement-basedcompositematerialreferstotheuseofPortlandcementasthematrix,alkali-resistantglassfibergeneralsyntheticfiber,variousceramicfibers,carbonandaramidandotherhigh-performancefibers,Me...

optimization
17/03/2022 1871
optimization

ExplanationWord:OptimizationPinyin:yōuhuà◎Optimizationyōuhuà[optimalize]TakecertainmeasurestobecomeexcellentInordertobemoreexcellent,"removethedrossandtaketheessence";Removethedrossinorderto...

Dual-system hot backup
16/03/2022 1859
Dual-system hot backup

IntroductionWhenaserverisdown,theotherserverinthetwocomputerscanautomaticallytakeoverthebusinessofthedownserver,soastoensurethatnomanualinterventionisrequired.Thesystemcancontinuetoprovideservices.Cla...

reflect
16/03/2022 1955
reflect

Basicexplanation[incarnate;findexpressionin;reflect]Acertainpropertyorphenomenonisconcretelyexpressedthroughacertainthing.Thisoilpaintingreflectstheartist'slovefornature.Thespiritofthetimesi...

translater
15/03/2022 1932
translater

HowitworksCompilationisthetranslationprocessfromsourcecode(usuallyhigh-levellanguage)toobjectcode(usuallylow-levellanguageormachinelanguage)thatcanbedirectlyexecutedbyacomputerorvirtualmachine.However...