فهرست مقالات Functionally graded double-layer Piezoelectric plate دسترسی آزاد مقاله صفحه چکیده متن کامل 1 - The Effect of Modified Couple Stress Theory on Buckling and Vibration Analysis of Functionally Graded Double-Layer Boron Nitride Piezoelectric Plate Based on CPT M Mohammadimehr M Mohandes