板控制方程是基于一阶剪切变形理论（FSDT）和几何非线性建模结合使用格林应变张量与冯·卡门假设。因为这个问题是几何和物理非线性，微分求积法（DQM）作为一种准确，简便，...
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...般来说，这个问题不大，因为对于层合板的面内和弯曲行为，通用壳单元的一阶剪切变形理论(First-Order Shear Deformation Theory, FSDT)或Mindlin 板理论同经典的层合板理论（Classical Lamination Theory）...
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一阶剪切变形板理论 SDPT ; First order shear deformation plate theory
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算例表明该模型较之基于经典理论和一阶剪切变形理论的脱层模型精度显著提高。
The numerical examples show that the present delamination model is more accurate than those based on the classical theory and the first order shear deformation theory.
采用高斯径向基函数和一阶剪切变形理论对普通复合材料叠合板的固有频率进行了计算。
The Gaussian radial basis functions and first-order shear deformation theory are presented to calculate the natural frequencies of generally laminated composite plates.
结果表明，高阶剪切变形理论下的计算结果未必优于一阶剪切变形理论和更符合于实际。
The calculation showed that the HSPT has the same results with First-order ones sometime.
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