Combined with the theory of critical stability and computation theory of lasting displacement, conclusion is made.
并结合管袋结构临界稳定性原理以及持续位移计算原理进行分析比较，得到相关结论。
Critical curves for local stability of sections of all kinds under complex stresses can be obtained through computation.
通过程序计算，可以得到复杂应力作用下的任意截面形状的局部稳定性临界曲线。
By numerical computation and analysis the relationship among critical velocity and impact mass, hardening modulus, buckling time was given.
通过数值计算和分析，给出了临界速度与冲击质量、线性强化模量及临界时间间的关系。
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