文章通过对Levy-Mises及Prandtl-Reuss塑性理论、Rice-Hill等大变形弹塑性理论及二阶材料的研究,认为所有的变形均为塑性变形,不存......

In this paper, a method is developed for determining the effective stiffness of the cracked component. The stiffness mat......

直角杠杆佯谬是指可绕角顶自由转动的直角杠杆在一个惯性系中已达力学平衡,但变换到另一惯性系中出现力矩,却仍处于平衡状态的似有......