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Population law
31/12/2021 1826
Population law

IntroductionThelawofpopulationistheinevitabletrendofthechangesanddevelopmentofvariouspopulationphenomenaandelementsintheprocessofpopulationdevelopment.Itisapopulationlawsystemincludingthelawofpopulati...

Chinese brand and anti-counterfeiting
31/12/2021 1981
Chinese brand and anti-counterfeiting

"Chinesebrandandanti-counterfeiting"[Chinesename]"Chinesebrandandanti-counterfeiting"[Englishname]ChinaBrandandAnti-counterfeiting[Supervisor]StateAdministrationforMarket...

Laser guided missile
30/12/2021 1932
Laser guided missile

BackgroundPeoplecanoftenseethispictureinTVnewscoveringmodernwarfare:Whenthe"crossstar"ontheaircraftdisplayisaimedatagroundtarget,thetargetwillimmediatelyBeingdestroyed,thisisthe"credit"ofthelaser-guid...

program
30/12/2021 2256
program

DefinitionoftermsInthenationalstandardofthePeople’sRepublicofChina"QualityManagementSystemFundamentalsandTerminology"GB/T19000—2008/ISO9000:2005(replaceGB/T19000—2000),Section3.4.Thedefinitionof"proce...

New technological revolution
29/12/2021 1768
New technological revolution

BackgroundTherearemanybackgroundsfortheemergenceandrapiddevelopmentofthenewtechnologicalrevolution.Firstofall,theneedsoftherapiddevelopmentofmodernproductionandthemulti-facetedneedsofthedevelopmentofm...

Jilin University
29/12/2021 2239
Jilin University

BasicinformationHistoricalevolutionTracingtotherootsOriginalJilinUniversityJilinUniversityoldphotoalbum(2photos)TheoriginalJilinUniversitywastheMinistryofEducationofthePeople’sRepublicofChinaThedirect...

Anti-theft alarm controller
28/12/2021 2031
Anti-theft alarm controller

DeviceclassificationAnti-theftalarm:1.Intrusiondetector--changetheintrusioninformationoftheprotectedsiteintoAdevicethattransmitselectronicsignalstotheoutside.Commonlyknownastheprobe,alsoknownasthefron...

Routing table
28/12/2021 1989
Routing table

IntroductionIncomputernetworks,aroutingtableorRouterSelectionInformationBase(RIB)isaspreadsheetstoredinarouterornetworkedcomputer(File)orclassdatabase.Theroutingtablestoresthepathtoaspecificnetworkadd...

CNC machine tools
27/12/2021 1956
CNC machine tools

MainfeaturesTheoperationandmonitoringofCNCmachinetoolsareallcompletedinthisCNCunit,whichisthebrainofCNCmachinetools.Comparedwithordinarymachinetools,CNCmachinetoolshavethefollowingcharacteristics:1.St...

Cable channel
27/12/2021 1879
Cable channel

SynonymtelephonecablegenerallyreferstowiredchannelTransmissionmediaTherearefourmaintypesofwiredchannels.Namely,openwire,symmetricalcable,coaxialcableandopticalfiber.OpenwireAnopenwirereferstoanoverhea...

Joseph John Thomson
26/12/2021 1715
Joseph John Thomson

ThesynonymThomson(thewinneroftheNobelPrizeinPhysics)generallyreferstoJosephJohnThomsonCharacterRelationshipErrorcorrectionTurnofferrorcorrectionSonGeorgePageThomsonAnerror5823322hasbeenreportedCharact...

Code
26/12/2021 2344
Code

ExplanationoftermsAnysymbolsystemforinputtingdataandinstructionsintoautomaticcomputersortabulatingmachines;alsoreferstotherecordingofsuchsymbols(suchastypingThemagneticpointontheholedatacardortape).Co...

Barcode scanner
25/12/2021 2052
Barcode scanner

ShapeclassificationBarcodesonthemarketareroughlydividedinto:handheld,smallroller,andplatformbarcodehandheldThehandheldbarcodescannerisaproductformedbytechnologyintroducedin1987,anditsappearanceisverys...

Storage means
25/12/2021 1873
Storage means

BasicinformationCurrencyisageneralequivalent,whichcanbeexchangedwithallothercommodities,anditcanbestoredasgeneralsocialwealthbypeople.Asameansofstorage,currencycontinuestodevelopwiththedevelopmentofth...

Labor resources
24/12/2021 1850
Labor resources

DefinitionLaborresourcesrefertothequantityandqualityoflaborinacountryorregionatacertainpointorperiodoftime.Laborers’productiontechnology,culturalandscientificlevel,andhealthstatus]Thesumofthework...