Two sorts of echoes caused by the reradiation of elastic surface wave have been observed in experimentation: the radial surface backscattering wave and the longitudinal surface backscattering wave.
实验观测到两类由弹性表面波的再辐射产生的回波：径向表面反向散射波和纵向表面反向散射波。
The theory expresses the sound fields by a superposition of various surface elastic waves-circumferential waves and reveal the vibro-acoustic coupling mechanism in viewpoint of wave.
此理论将声场表示成各种表面弹性波-环绕波的再辐射的叠加，从波动的角度揭示声-振耦合机理。
For the piezoelectric crystal, not only a mechanical source distribution at the surface, but an electrical source distribution also can excite the elastic wave fields.
对于压电晶体，不仅表面力源，而且表面电源分布也能激发弹性波场。
If we start with elastic wave equation, surface wave energy can be considered as well.
若从弹性波方程出发，则可考虑面波能量。
The received surface displacements, in response to an applied dynamic excitation, are used to determine the position and geometry of embedded cracks based on a reverse elastic wave method.
基于弹性波的反问题方法，对材料施加动态激励，我们可以从接收的响应表面位移求出内嵌裂纹的位置和形状。
The polarization property of material point of solid phase has some similarities with the polarization of Rayleigh Wave in free surface of uniform elastic solid;
固相质点的偏振特性与均匀弹性固体自由界面上的瑞利波的偏振有某些类似之处；
There are the relationship between elastic modulus and phase - speed and surface - displacement of Lamb wave.
随着弹性模量的变化，兰姆波相速度和表面位移场与弹性模量之间有一定的对应关系。
The standing wave resonance of the elastic plates in the invention is sensitive to the surface conditions, and the corrosive conditions of the surfaces of the elastic plates can be marked.
本发明中弹性板驻波谐振对表面状况敏感，能标定弹性板表面的腐蚀状。
Several properties of the weak discontinuity across an elastic-plastic boundary in plane wave propagation have been investigated by using the theory of singular surface.
本文用奇异面理论研究了弹塑性平面波传播中弹塑性边界间断的几个性质。
The influence of liquid surface wave is bigger on the elastic wall than on the rigid wall.
液面波的影响也有同样规律，刚性池壁情况下考虑面波与否影响不太大，但弹性池壁却有较大影响；
The influence of liquid surface wave is bigger on the elastic wall than on the rigid wall.
液面波的影响也有同样规律，刚性池壁情况下考虑面波与否影响不太大，但弹性池壁却有较大影响；
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