在经典弹-塑性理论的屈服函数中引入应变梯度及考虑应变率效应的函数。
The second shear strain gradient and the function reflecting the effect of strain rate are introduced into the yield function of classical elastoplastic theory.
基于应变梯度塑性理论，分析了内压作用下厚壁圆筒和球壳的塑性极限荷载。
Plastic limit load of viscoplastic thick-walled cylinder and spherical shell subjected to internal pressure is investigated analytically using a strain gradient plasticity theory.
本文首次应用应变梯度塑性理论对韧性剪切带进行了理论分析。
In the first time, a theoretical study on ductile shearing bands based upon strain gradient plasticity theory is conducted in this paper.
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