| 1. | A refined theory of thermoelastic plates under steady temperature 定常温度热弹性板的精化理论 |
| 2. | Optimal control of an elastic plate with viscoelastic boundary conditions 粘弹性边界条件弹性板的最优控制 |
| 3. | Transverse vibration characteristics of axially moving viscoelastic plate 轴向运动粘弹性板的横向振动特性 |
| 4. | Exponential stabilization of elastic plates with damping and dynamical boundary conditions 具阻尼及动态边界条件的弹性板的指数可稳定性 |
| 5. | Exact and approximate solutions for surface acoustic waves in elastic plate with metal electrode layer 具有电极层无限大弹性板中表面波的精确与近似解 |
| 6. | During elastic - plastic stage , the wall was equaled to a rigid frame - oblique compression bar model . during failure stage , the wall was equaled to a beam - hinged frame 弹性阶段一一复合材料等效弹性板模型;弹塑性阶段,一捆lj架斜压杆模型;破坏阶段一一梁铰框架模型。 |
| 7. | In the aspect of dynamic modeling , there are great difference between analytical approaches of piezoelectric laminated shell and common elastic plate / shell because of mechanical - electrical coupling mechanisms 在动力学建模方面,由于机电耦合效应的引入,使得压电层合壳的分析问题有别于常规弹性板壳理论。 |
| 8. | Based on the lithosphere rheology , we use a 3d method in space domain to calculate the flexural stress field of the continental lithoshpere in western china . in this thesis , the vertical variation of the flexural stress field is presented 本文在前人研究的基础上,依据岩石圈流变学理论,在空间域采用垂直和水平受力的多个变刚度的三维有限差分方法来计算弹性板的挠曲,从而求得相应的挠曲应力场。 |
| 9. | The vertical loading plays a major role in the state of the flexural stress . beneath the mountain belts , the compression decreases and changes to extension from the top of the elastic plate to the bottom . the change of the flexural stress beneath the basin is vice versa 从弹性板顶部向下,造山带下方的挤压逐渐减小,到中性面以下变为拉张,然后张应力逐渐增大,在弹性板底部达到最大;盆地下方的变化则与之相反。 |
| 10. | The wall was equaled to an elastic composite slab with silica bricks as main body and concrete rib beams , columns and outer frame as reinforcing fiber . ( 2 ) elastic - plastic stage . the wall was equaled to a rigid frame - oblique compression bar model in which concrete frame was equivalent to a rigid frame while silica brick was equivalent to a oblique compression bar ( 1 )弹性阶段? ?将墙体视为一种以轻质砌块为基体,混凝土肋梁、肋柱、外框为增强纤维的复合材料等效弹性板; ( 2 )弹塑性阶段? ?将墙体视为一个由钢筋混凝土刚架和与之铰接的砌块等效斜压杆组成的刚架斜压杆组合模型; ( 3 )破坏阶段? ?将墙体视为肋梁严重破损的梁铰框架模型。 |