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- Based on the theory of elastic dynamics, the scattering of elastic waves and the dynamic stress concentration in a fiber-reinforced composite are studied. 基于弹性动力学理论,对纤维增强复合材料结构中弹性波散射及动应力集中问题进行了分析研究。
- By using the propagating theory of elastic wave the attenuation mechanisms of the elastomer with cylindrical bores is analyzed. 摘要应用弹性波在带圆柱通道橡胶体内传播的理论,分析了穿孔橡胶体的吸声机理。
- To test the absorbing ability, the reflection coefficient formulas on the absorbing boundaries are derived based on the potential functions theory of elastic wave. 为检验其吸收能力,利用弹性波的势函数理论导出了P波和S波在吸收边界处的反射系数公式。
- Based on the theory of elastic wave in saturated soils estabblished by the fundamental equaations of Rayleigh wave in a saturated soil ground are derived herem. 基于第一作者提出的饱和土弹性波动方程,本文提出了饱和地基中端利波的频率特征方程,并由此分析了瑞利波传播速度和衰减系数随振动频率、土渗透系数等因素而变化的规律性。
- theory of elastic wave propagation 弹性波动理论
- theory of elastic waves 弹性波理论
- The absorption of elastic waves in rocks has been the subject of extensive theoretical and experimental study. 弹性波在岩层内的吸收问题曾经是理论上与实验上广泛研究的课题。
- There are two kinds of elastic waves in solids a compressional wave and a transverse wave. 在固体中有两类弹性波,一类是压缩波,另一类是横波。
- LU Jian-fei,WANG Jian-hua.The scattering of elastic waves by holes of arbitrary shapes in saturated soil[J].Acta Mechanica Sinica,2002,34(6):904-913. [8]陆建飞;王建华.;饱和土中的任意形状孔洞对弹性波的散射[J]
- Reflection and transmission of elastic waves at a frictional contact interface between two piezoelectric media is discussed. 讨论了弹性波在压电介质摩擦接触界面上的反射和透射问题。
- Do you agree to the wave theory of light? 你同意光的波动理论吗?
- On the base of Hertzian stress theory of elastic mechanics,a new kind of disk cam mechanism whose follower has concave circle arc bottom is developed. 根据弹性力学的赫兹应力理论,提出了一种从动件结构形状为凹圆弧底的新型盘状凸轮机构。
- In this study, we applied the reversibility of elastic wave to a discussion of the reverse time propagation of wave equation. 摘要本文应用波动方程式的可逆性讨论弹性波的逆时影像重建。
- The computerized tomography(CT) of elastic wave is a forward problem in the geophysical domain for more than ten years. 弹性波计算机层析成像(CT)技术是十多年来地球物理领域里的一个前沿热门课题。
- In succession, the author educed movement differential equation of reed valve plate from differential element of the plate according to theory of elastic plate libration. 接着本文根据弹性薄板振动理论,由薄板的微元体导出簧片阀阀片的运动微分方程。
- Einstein put forward his new theory of relativity. 爱因斯坦提出了相对论的新学说。
- The Investigation on the forming mechanism of gouging wear in abrasive wear have beenmade by means of the theory of elastic knock and contact. 本文试图应用弹性碰撞理论、弹性接触理论对冲击磨料磨损形式之一的凿削磨损的形成机理进行比较深入的研究。
- It snapped back like a piece of elastic. 它像一条橡皮带那样迅速弹回。
- Einstein's theory of relativity. 爱因斯坦的相对论。
- The thin-layer method(TLM) is a semi-analytical and semi-numerical approach for the analysis of elastic wave propagation in stratified media. 薄层法是分析和模拟弹性波在层状介质中传播的一种半解析半数值方法。