简介:本文主要是对德国音乐家罗伯特·舒曼的声乐套曲作品《妇女的爱情与生活》进行解读,重点分析其悲剧意境的形成。并从其题材的悲剧性进行分析,从不同的声乐套曲歌曲段落出发,分析这种悲剧的层层推进.进而解读出罗伯特·舒曼在这部声乐套曲上的匠心独运之内心倾诉。
简介:Wavediffractionoftwoconcentricporouscylinderswithvaryingporositywasstudiedbyusingananalyticalmethodbasedoneigenfunctionmatching.Thefluiddomainaroundthecylindersisdividedintothreesub-domainsandineachsub-domainaneigenfunctionexpansionofthevelocitypotentialisobtainedbysatisfyingtheLaplaceequation,theboundaryconditionsonthefreesurfaceandontheseabed.Theunknowncoefficientsofeigenfunctionexpansionsaredeterminedbyboundaryconditionsontheporoushulls.Inthepaper,theboundaryconditionsarebasedupontheassumptionthattheflowintheporousmediumisgovernedbyDarcy’slaw.Twoporous-effectparametersappliedontwoporouscylindersarefunctionsoftheverticalcoordinateinsteadoftheconstant.Waveloadingontheouterandinnercylinderispresentedinthenumericalresults.