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Auxiliary variable
15/12/2021 1196
Auxiliary variable

ClassificationIntermsoftheirnature,auxiliaryvariablescanbedividedintothefollowingcategories:1.Informationreflectingtheoverallstructure.Forexample,theoverallsamplingunitcanbedividedintoseverallayersacc...

Electronic Information Industry
14/12/2021 1120
Electronic Information Industry

IndustryintroductionOverviewElectronicinformationmanufacturing(electronicindustry)isanindustrythatdevelopsandproduceselectronicequipmentandvariouselectroniccomponents,devices,instruments,andmeters.Iti...

The second law of thermodynamics
14/12/2021 1300
The second law of thermodynamics

TheexpressionofthelawIn1824,theFrenchengineerSadieCarnotproposedtheCarnottheorem.TheGermanRudolphClausiusandtheBritishLordKelvinreviewedCarnot'stheoremaftertheestablishmentofthefirstlawofthermodynamic...

product
13/12/2021 1303
product

DefinitionProductdefinitioncurrentlyhastwoacademicdirections.Oneisbasedontheorientationof"marketingmanagement";theotherisbasedontheorientationoftheentire"basicconceptofenterprisemanagement".1.Marketin...

Cognitive structure
13/12/2021 1017
Cognitive structure

BasicconceptsCognitivestructurereferstopeople’sinternalcodingsystemabouttherealworld.Itisaseriesofinterrelatedandnon-specificcategories,whichareusedbypeopletoperceive,Processingexternalinformationandf...

Science & Technology
12/12/2021 1171
Science & Technology

Synonymouswithscienceandtechnologygenerallyreferstoscienceandtechnology.Meaning1.Traditionally,scienceistheknowledgesystemaboutnature,society,andthinkingaccumulatedbyhumanbeings.2.Whatwecall"science"r...

Anti-counterfeiting material
12/12/2021 968
Anti-counterfeiting material

Typesofanti-counterfeitingmaterialsLaseranti-counterfeitingmaterials.Digitalanti-counterfeitingmaterialsUncoveringVOIDanti-counterfeitingmaterialsCodeanti-counterfeitingmaterialsShapememoryanti-counte...

Mobile phone chip
11/12/2021 1318
Mobile phone chip

IntroductionMobilephonechipsgenerallyrefertochipsusedinmobilephonecommunicationfunctions,includingbaseband,processor,coprocessor,RF,touchscreencontrollerchip,memory,wirelessICandpowersupplyManagementI...

Zero-based budget
11/12/2021 946
Zero-based budget

TheoriginoftheconceptTheideaof​​zero-basedbudgetingoriginatedin1952.AmericanWayneLewisproposedabudgetinginhisarticle"NewExplanationofBudgetingTheory"NewargumentsinWhenpreparingpublicexpenditurebudgets...

Dumb terminal
10/12/2021 1066
Dumb terminal

DefinitionIncomputerscience,adumbterminalreferstoacomputerterminalwithlimitedfunctions,simpleinteractionmethods,andsimplerinteractionscomparedtoother"smart"computerterminals.Itsspecificmeaningvariesac...

waveguide
10/12/2021 1294
waveguide

TechnicalteamThecompanyhasestablishedfiveresearchinstitutesinHangzhou,Chongqing,Ningboandotherplacesbasedonthetenetof"prosperingwithscienceandtechnology,talents-oriented".Ithasascientificresearchteamo...

Printing house
09/12/2021 1276
Printing house

BasicintroductionAprintinghousemusthaveprintingequipmenttobecalledaprintinghouse,andprintingpressesarethemostimportant.Printingpressesareavailableinsinglecolor,two-color,four-color,etc.,accordingtospe...

Plastic Optical Fiber
09/12/2021 990
Plastic Optical Fiber

IntroductionPlasticOpticalFiber.Asof2014,theopticalfibersusedincommunicationopticalcablesarebasicallyquartzopticalfibers,composedofhigh-puritysilicaSiO2withanappropriateamountofdopant.Inrecentyears,pl...

Field Programmable Gate Array
08/12/2021 974
Field Programmable Gate Array

Withthedevelopmentofcomputertechnologyandelectronictechnology,modernmedicalinstrumentshavedevelopedtowardsintelligence,miniaturization,andmulti-function.Intheinstrumentdesign,thedegreeofdigitizationis...

Accounting
08/12/2021 1137
Accounting

MethodAccountingmethodisamethodusedforcomplete,continuousandsystematicreflectionandsupervisionofaccountingobjects(accountingelements),mainlyincludingthefollowingseven.SettingupanaccounttitleSettingupa...