secondary bifurcation buckling 二次分岔屈曲
Bifurcation buckling load 分枝屈曲荷载
elastic bifurcation buckling 弹性屈曲荷载
nonlinear bifurcation buckling 非线性分叉失稳
bifurcation point buckling 分枝点屈曲
bifurcation creep buckling 蠕变分叉屈曲
torsional bifurcation point buckling 分支点扭转屈曲
The two kinds of nonlinear buckling (primary buckling and secondary bifurcation buckling) of elastic arches are elaborated in detail.
本文详细阐述了拱的非线性屈曲的两种形式，即极值点屈曲和二次分叉屈曲；
The bifurcation buckling analysis and coupled vibration analysis of structures with the influence of initial stresses taken into account.
对有初始膜(轴)内力的结构，考虑几何刚度阵对结构原刚度阵的影响，进行了分歧屈曲分析和自由振动分析。
For a secondary bifurcation buckling load, the limit load carried capacity of the arch of 0.1 rise-span ratio is the biggest one under a full span load distribution.
全跨均布荷载作用下，矢跨比0.1的拱极值点屈曲和二次分岔屈曲极限承载力均大于其他拱。
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