Torsion of cylindrically poroelasic circular shaft with radial inhomogeneity .some exact solutions for extruder
Subject Areas : Solid Mechanicsmohammad farid khansanami 1 , Faranak Khansanami 2
                                               1 -     Department of Mechanical Engineering, South Tehran Branch, Islamic Azad University, Tehran,
Iran
                                               
                                               2 -     Department of  Engineering, Zanjan University, Zanjan, Iran
                                               
                                       
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