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Organic synthetic materials
08/05/2022 897
Organic synthetic materials

IntroductionTherearemanytypesofsyntheticmaterialsfororganicsyntheticmaterials.Syntheticplastics,syntheticfibers,andsyntheticrubbersarewhatweusuallycallthethreesyntheticmaterials;mainlyreferstothesynth...

Surface roughness
07/05/2022 907
Surface roughness

Synonymsurfacefinishgenerallyreferstosurfaceroughness.DevelopmentInordertostudytheinfluenceofsurfaceroughnessontheperformanceofpartsandtheneedtomeasuresurfacemicroscopicunevenness,fromthelate1920stoth...

megahertz
07/05/2022 930
megahertz

IntroductionThebasicunitoffluctuatingfrequencyisHertz,whichisbasedonthethousand-carryingsystem;1MHzisequivalentto1000kilohertz(KHz),whichis10tothe6thpowerofHz.Itisworthnotingthatmegahertzisjustadefini...

Public telephone
06/05/2022 1023
Public telephone

ConceptAkindofartificialtelephoneexchangethatisusedbythetelephoneofficetoprovidetelephoneuserswithcallpower.Itappearedinthelate19thcentury.ChinastartedtouseitinBeijingin1910.Duetothedevelopmentoftheap...

Math tools
06/05/2022 1034
Math tools

MainfunctionsCurrently,themainfunctionsof"MathematicsTools"includealargenumberofcommonlyusedstaticmathematicalgraphicsandsymbols."MathematicsTools"providesalargenumberofcommonlyusedmathematicalsymbols...

Form
05/05/2022 943
Form

OverviewForexample,thereisanorganizationthatwantstocollectpersonalinformationofemployees,suchasname,address,contactnumber,etc.Youcandesignaform.Name,“sex”,“address”,etc.areenteredbytheformdesigner,and...

Yuan Dynasty
05/05/2022 972
Yuan Dynasty

SynonymYuanDynastygenerallyreferstotheYuanDynasty(Chinesehistoricaldynasty)CountryTitleThepredecessoroftheYuanDynastywastheGreatMongolianStateestablishedbyGenghisKhan.TheSouthernSongDynastyLiXin's"Mis...

Accuracy
04/05/2022 1049
Accuracy

RelationshipAccuracyisthedifferencebetweentheaveragevalueofeachindependentmeasurementandthetruevalueoftheknowndata(thedegreeofconformitywiththetheoreticalvalue).Forexample:theaveragevalueoftheresultso...

Fuse
04/05/2022 971
Fuse

WorkingprincipleAnelectricalappliancethatusesametalconductorasamelttobeconnectedinseriesinacircuit.Whenoverloadorshort-circuitcurrentpassesthroughthemelt,itwillfuseduetoitsownheat,therebybreakingtheci...

FIFA World Cup
03/05/2022 1274
FIFA World Cup

AsynonymfortheWorldCupfootballmatchgenerallyreferstotheFIFAWorldCupcreationMay21,1904,FIFA’sfirstpresident,FrenchmanRobertGuerlain,forthefirsttimeThisideawasproposedtothefootballleadersofvariouscountr...

Job responsibility system
03/05/2022 974
Job responsibility system

PrinciplesThefollowingprinciplesmustbeemphasizedwhenimplementingthepositionresponsibilitysystem.⑴Theprincipleofunificationoftalentsandpositions(thedegreeofmatchingofpersonnelandpositions)Itistoassigns...

Situational teaching
02/05/2022 1100
Situational teaching

MeaningSituationalteachingisthespecificapplicationofsituationallearningconceptsinteaching.Itreferstothecreationofaproblemsituationinteachingtoorganizestudentstowatchandcommentontheproblemsolvinginthes...

Joseph Conrad
02/05/2022 990
Joseph Conrad

SynonymConrad(writerConrad)generallyreferstoJosephConrad(oneoftheeightmodernBritishwriters)CharacterlifeDecember3,1857,JosephKahnRadwasborninPolandundertheruleofTsaristRussiaandspenthischildhoodinanup...

Byzantine Generals Question
01/05/2022 984
Byzantine Generals Question

OriginsByzantiumislocatedinIstanbul,Turkey,thecapitaloftheEasternRomanEmpire.DuetothevastterritoryoftheByzantineRomanEmpireatthattime,inordertoachievethepurposeofdefense,eacharmywasseparatedveryfar,an...

Password
01/05/2022 1114
Password

BasicinformationTitle:PasswordPinyin:kǒulìngWordmeaning:①Oralcommandsgiveninshorttermswhenfighting,trainingordoinggymnastics:shout~.②Averbalcodeusedtoidentifyfriendorfoeinpoorvisibility,usuallyexpress...