ổn định từ biến của mizet và bài toán mở rộng

Tóm tắt

Creep buckling criterion by Hoff is used to study creep collapse of Mises truss and thegeneralized cases with material following the creep theory by Rabotnov. The formular of criticaltime and critical deflection of Mises truss and also in generalized cases are etablished.