简介：ScatteringanddynamicstressconcentrationsoftimeharmonicSH-waveinaninfiniteelasticpiezoelectricmediumwithamovablerigidcylindricalinclusionarestudiedinthispaperwiththehelpofcomplexvariableandwavefunctionexpansionmethod.Therelationsthatamovablerigidcylindricalinclusiondependsonintensityofincidentwaveandelectricfieldarerevealed.Theexpressionsofdynamicstressattheedgeoftheinclusionareobtained.Numericalcalculationsaremadewithdifferentwavenumbersanddifferentpiezoelectriccharacteristicparameters.Thecalculatingresultsshowthatdynamicstressconcentrationsattheedgeoftheinclusionhavelineardependenceontheincidentelectricfield.Anddynamicanalysesareveryimportantforaninfinitepiezoelectricmediumwithamovablerigidcylindricalinclusionatlargerpiezoelectriccharacteristicparameters.

简介：Throughanalyzingtherollmodeloftheintegratedsystemoffinandanti-rollingtank,thispaperusesbinomialequationtosimplifythemoduleandcheckhowtheapproximateparameterssimulatetheoriginalfunction.Basedonthesimplifiedmodule,theinfluenceoffinandanti-rollingtankonthecoefficientitemsoftherollmoduleisdiscussed,andtheinfluencingfactorsbetweenfinandanti-rollingtankareanalysed.Andthroughsimulation,theinfluenceofactionbetweenfinandanti-rollingtankonthestaticcharacteristics,andtheintegratedstabilizationeffect,areanalyzed.