2017年上半年西藏口腔执业医师口腔生理学：牙齿组织结构是什么试题

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1、超磁致伸缩换能器的建模方法（Modelingmethodofgiantmagnetostrictivetransducer）Thisarticleiscontributedbychenchao696PdfdocumentsmayexperiencepoorbrowsingontheWAPside.ItisrecommendedthatyoufirstselectTXT,ordownloadthesourcefiletothelocalview.The"+volume.Thedevelopmentandinnovationof#??!!"themonthyear

2、"Developmentandinnovationofmechanicalandelectricalproducts4565789:5;<=>;86;<@8;8A:BC@;5DE=575B

3、ngolia,Baotou)pickAbstract:thedualroleofthegiantmagnetostrictivetransducerworksimultaneouslybymechanicalforcefieldandelectromagneticfield,thedualinfluenceofstructureparametersandmechanicalpropertiesofcertaincharacteristicsofthepowersupply,formechanicalstructureparametersandcharacter

4、isticsofthepowersupplymustbethebestparametermodelingresearch.Inthispaper,themodelingmethodofgiantmagnetostrictivetransducerisdiscussed,whichcanbeusedasreferenceforthedesignandresearchoftransducer.Keywords:magnetostrictivetransducer;;dynamicmodel;classificationofelectromechanicalcoup

5、ling:"(0/documentcode:1articlenumber:"-(220$)((--3)-(-2)-$.)!IntroductionGiantmagnetostrictivematerialisanewlydiscoveredhigh-techfunctioninrecentyearsTheutilitymodelshortensandpushestheoutputrodtobetelescopic,andtheexpansionoftheoutputrodcausesvibrationoftheflexiblecoverplate,conver

6、tstheelectromagneticenergyintomechanicalenergy,andrealizestheconversionofenergy.Descriptionofdynamicbehaviorof(giantmagnetostrictivetransducer).Thedescriptionmethodofdynamicbehaviorofsupermagnetictransducer$generallyhastwokinds:oneistouseaspecificenergyfunctiontoestablishtheequation

7、sofmotion;theotherisaphysicalphenomenonbasedonthespecialuseofknownphysicallawsestablishtheequationsofmotion.Accordingtothedifferentmethodsofdynamicbehavior,themodelofdynamiccharacteristicsofgiantmagnetostrictivetransducercanbedividedintothreekinds.Threemodelingmethodswithtypicalmean

8、ingsaredescribedind