Historical Development of Bilingual Education Law of the United States

An equivalent boundary integral equation ( EBIE) with direct variables for the thin plate bending theory, which is equivalent to the original boundary value problem, is established in this paper.

建立平面弹性薄板弯曲问题理论中具有直接变量的等价边界积分方程。

In this paper, fundamental equations and boundary conditions of the nonlinear bending theory for a rectangular sandwich plate with a soft core are derived by means of the method of calculus of variations.

本文应用变分法导出了具有软夹心的夹层矩形板的非线性弯曲理论的基本方程和边界条件。

On the basis of operation of 5-roller straightener, the principle of intermesh calculation is discussed. With elastoplastic bending theory, a math model was established.

根据五辊矫直机的功用，讨论了辊缝设定原则，运用弹塑性弯曲理论建立了力学模型，得出了辊缝设定简明计算式；

Based on the third order zigzag displacement model, a bending theory for laminated composite plates in an initially stressed state is derived by use of the principle of virtual work.

基于三阶折线位移模型，利用虚功原理导出了含初始平面应力的层合复合材料板的弯曲理论。

After reduce the bar's free vibration differential equation to a lower order, we analogize it to the bending theory of the beam and gives an iterative procedure.

将杆作自由振动的微分方程作降阶处理后，和梁的弯曲理论作类比，给出了一个迭代算法。

In General Bending Theory, the rigid perimeter assumption was substituted by the straight midline hypothesis. So, the theoretical analysis results were according with the reality.

该理论用更为宽松的中直线假定替代传统理论中的刚周边假定，相应的分析结果更符合实际。

Some problems existing in applying formulas of bending theory for shells of revolution in general to the calculation of conical shells have also been pointed out in this paper.

通过比较，文中指出了把一般旋转壳有矩公式应用于锥壳计算所存在的问题。

Some elastic curved surface differential equations and neutral planes of circular piezoelectric composite laminates are derived from the elastic thin plate bending theory with small deflection.

应用小挠度弹性弯曲理论，导出圆形压电复合层薄板的弹性曲面微分方程和复合层薄板的中性面位置方程；

Classical bending theory of beam and plate can only be fit for thin and long beam and thin due to without considering deformed influence of cross shearing.

经典的梁板弯曲理论由于未考虑横向剪切变形的影响而只能适用于细长梁和薄板。

Basing on the elastic bending theory of beams in large deflection, the non-linear shearing behavior of cellular materials under large deformation is studied in the paper.

将梁的弹性大挠度弯曲理论应用于蜂窝壁板，研究了大变形条件下蜂窝材料的非线性剪切变形行为。

A stratified model for the analysis of ground subsidence due to underground excavation is established based on elastic-thin-plate bending theory in the rock mass displacement fields.

基于弹性力学中的薄板弯曲理论，在岩体移动领域建立了地表下沉预测分析的层状模型。

The inner stress distribution of quartz rod is investigated firstly by using the pure bending theory of anisotropic beam, and numerical solution is approached.

应用各向异性柱体纯弯曲理论，探讨了石英晶体在弯矩作用下内部的应力场分布，给出了应力场的解析解法。

Based on the potential flow theory and the thin plate bending theory, the governing motion equations of the aeroelastic panel models were obtained.

基于不可压缩流体势流理论亚音速气动力和弹性薄板弯曲理论建立薄板气动弹性耦合运动方程。

The Bending Theory of Skew-anisotropic Plates and Its Application in Skew Girder Bridges hand bending rolling and shearing machine

斜交构造异性板的弯曲理论及其在斜桥上的应用手动折弯卷板剪板机

A set of conical shell formulas using bending theory different from that used for shells of revolution in general is presented in this paper.

本文进行了锥壳有矩理论公式的推导，给出了不同于一般旋转壳的有矩公式。

Based on plastic flow rule and the bending theory of beams, an elastic-plasticfilms/ substrates model is established.

基于梁的弯曲理论和塑性流动法则，建立了弹塑性膜/刚性基底体系界面结合能模型。

The results show that point 2 and point 4 are the danger points in accordance with the eccentric bending theory for calculation.

结果表明，2、4测点是危险点；

Based on the General Bending Theory, Spatial buckling of thin-walled beam-columns with open cross-section is researched.

基于泛义弯曲理论展开对开口薄壁梁柱空间屈曲问题的研究。

The principle of above method is that, using the plane bending theory of thin wall ring to solve load at first.

这种方法是应用薄壁圆环的平面弯曲理论求解负荷，然后根据实际的负荷计算轴承寿命。

Nonlinear Bending Theory of Diagonal Square Pyramid Reticulated Shallow Shells

斜放四角锥扁网壳的非线性弯曲理论