فهرس المقالات Non-axisymmetric pressure حرية الوصول المقاله صفحة الملخص نص كامل 1 - Analytical Solution for Electro-mechanical Behavior of Piezoelectric Rotating Shaft Reinforced by BNNTs Under Non-axisymmetric Internal Pressure A Ghorbanpour Arani E Haghparast S Amir