The result indicates that the critical load of dynamic instability is far more than that of static instability with regard to the equivalent length bars.
结果表明，对于等效长度直杆，动力失稳临界压力要远大于静力失稳的临界压力。
Wind Loads nonlinear static instability theory, derived for calculating the nonlinear stiffness matrix, and the development of long-span Bridges in the nonlinear static.
风荷载作用下的非线性静力失稳理论，推导了适合计算的非线性刚度矩阵，并开发了大跨度桥梁的非线性静力。
Especially, the process that the static instability mode transforms into the dynamic instability mode is simulated as the dynamic characteristic parameter increases to a certain value from zero.
特别分析了随着动力特征参数由零增加到一定值后，由静力失稳模态过渡到动力失稳模态的过程。
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