屈曲

The method is used to solve the approximate calculation of impact buckling ,and can be used to settl.

简要地总结了关于动力屈曲问题的研究成果和有关理论，重点介绍了结构冲击屈曲问题的研究现状。

With the ordinary boundary conditions, the numerical solution was presented for the problem of axisymmetric buckling.

得到形式上简化了的屈曲控制方程。在比较简单的边界条件下，进行了轴对称屈曲问题的数值求解。

After calculation, the author found that Brazier effect is the main cause of bending of hollow stalk plants.

对结构屈曲形式影响其次的是横向和纵向弹性模量之比，大节距时，茎长对结构屈曲形式的影响不是很明显。

It can detect whether the buckling occurs or not and the buckling degree.

但可以检测屈曲的发生和屈曲程度。

The finite element model of corrugated box was established and the buckling analysis was carried on.

建立了瓦楞纸箱的有限元模型并进行了屈曲分析，计算了该瓦楞纸箱的临界载荷和屈曲模态。

The Compound Finite Strip-Bubble function Method is applied first to the buckling and post-buckling analy...

本文首次将复合有限条—气泡函数法应用于受静水压的加肋圆柱壳的屈曲和后屈曲分析。

In addition, the difficulty of component connection with the conventional BRBs was overcome.

结果表明，这种防屈曲支撑具有良好的耗能能力和受力性能，改善了常用防屈曲支撑所出现的连接困难等问题。

Be based on more accurate wedge thin wall component is inflectional and academic, the crankle of the wedge bridge that linear to bearing change carries curved rules effect is inflectional undertook a large number of analysises, put forward new wedge I-steel computation of curved rules of Liang Lin group is formulary.

基于较精确的楔形薄壁构件屈曲理论，对承受线性变化端弯矩功能的楔形梁的弯扭屈曲进行了大量分析，并提出了新的楔形工字钢梁临界弯矩计算公式。

To get the buckling deformation,configuration and restraint forces of tubular strings sealed in packers,the buckling behavior of tubing neared parkers was analyzed in this paper.

目前的封隔器管柱屈曲分析没有考虑靠近封隔器段非螺旋屈曲段管柱，没有给出非螺旋屈曲段管柱的变形表达式和封隔器对管柱的约束载荷。

In this paper we analyzed the mechanism of straight-sided bulking and the propagation of bulking driven delamintaion. Conditions for steady-state growth of buckling-driven delamination in thin film systems can be calculated by a simplified method where details around the growing front are not required.

本文定性分析了皱折屈曲传播的机理，进行了屈曲分层的数学分析：薄膜中屈曲分层的稳定增长条件，可以用一个简单的方法计算得来，前提条件是增长的前端部分不做要求。

Do not gum up the work by telling mother what we are going to do .

别告诉母亲我们要干的事，那会把事情搞糟的。

In recent years, application of the partial prestressed concrete beam s is developed.

近年来，随着部分预应力砼梁应用的推广，发现我国规范所采用的名义拉应力法的计算结果不稳定。