linear elasticity短语¹³¹⁶²⁰⁺³ 基本例句 线性弹性 In this paper, by the use of the 3D equations of linear elasticity, the free vibration problem of a transversely isotropic finite length circular cylinder is solved. 本文由横观各向同性的弹性力学方程出发，研究有限长圆柱体的自由振动问题。 cnki The process can be divided into three stages: the linear elasticity, the plastic and densification. 其压缩过程可分为弹性段，塑性坍塌段和致密化段三个阶段。 cnki