对弹性波在损伤介质中的传播理论进行研究。
The theory of elastic wave propagation in damaged media was studied.
探讨了表面弹性波马达的工作机理和优化设计。
The operating principle and optimization design for Surface Acoustic Wave (SAW) motor are investigated.
目前的研究前沿主要集中在叠前深度域和弹性波。
The leading research foreland mainly focuses on pre-stack depth domain and elastic wave.
本文采用有限元素法计算弹性波在介质中的传播。
The finite element method was used to calculate elastic wave propagation in the medium.
推导了用于非均匀各向异性弹性波场正演的伪谱法基本公式。
The basic formula of pseudo spectral method are derived for simulating inhomogeneous anisotropic elastic waves field.
提出了一种非均匀各向异性介质中弹性波传播的数值模拟算法。
A new numerical simulation algorithm is presented for the elastic wave propagation in heterogeneous anisotropic media.
通过研究蜂窝材料的弹性波频散关系，分析了其弹性波传播特性。
In this paper, the elastic wave propagation in honeycomb materials is investigated based on the dispersion relations.
同时，对用弹性波法确定岩体地应力及水平构造应力进行了探讨。
At a time, the acoustic measurement method of rock mass stresses and the horizontal tectonic stress are discussed.
同时，对用弹性波法确定岩体地应力及水平构造应力进行了探讨。
At a time the acoustic measurement method of rock mass stresses and the horizontal tectonic stress are discussed.
本文研究了具有随机分布币形裂纹的损伤层对弹性波的反射与透射。
In this paper, the reflection and transmission of elastic waves by a layer with randomly distributed Penny-shaped cracks is investigated.
液体弹性波对管道中流动的液体产生压力冲击波，并引起剪切作用。
In the pipeline, the liquid elastic wave can emerge pressured shock wave to flowing liquid and cause shear action.
本文提出了一种基于冲击弹性波的无损检测技术（简称表面波法）。
This paper introduces an impact elastic-wave based NDT method suitable for detection of such deep cracks.
实验表明，表征不连续界面性质的柔度系数对弹性波传播的影响较大。
Experiments show that the flexibility coefficient which represents the characterization of discontinuity interfaces has an influence on elastic wave propagations.
研究简谐弹性波在一般各向异性介质单侧接触界面上的反射和折射问题。
Reflection and refraction of harmonic elastic waves at a unilateral frictional contact interface is studied theoretically in this paper.
然后利用弹性波理论和信号随机调制理论，分析了多路随机振动互相作用。
Then the mutual affection of multi-pneumatic-hammers was studied using the theory of elasticity wave and random modulation.
弹性波在无限长直线型失谐周期结构中传播时，会出现弹性波局部化现象。
As elastic waves propagate through disordered infinite linear periodic structures, localization phenomenon of elastic waves will appear.
声子晶体能够产生完全的弹性波禁带，可以阻止声波或者振动在其内部传播。
Phononic crystal can give rise to complete acoustic band gaps within which sound and vibrations are forbidden.
文中建立了一套模拟算法，研究了各向异性与各向同性介质中弹性波场的特征。
We offer the simulation algorithm, and analyse the characters of elastic wave fields in anisotropic medium and isotropic medium respectively.
试验证实，弹性波ct技术在探测水下高压注浆效果检测方面有其独特的效果。
It is confirmed that elastic wave ct technique is uniquely effective in detecting the effect of grouting at high pressure under water.
基于弹性波传递矩阵方法，研究了失谐周期结构中弹性波与振动的局部化问题。
Based on the method of wave transfer matrix, the elastic wave and vibration localization in disordered periodic structures is studied.
我们很快就将看到，（7．5．25）恰恰就是应用弹性波上的有名的斯涅耳定律。
We shall see that(7. 5. 25)is none other than the celebrated Snell's law applied to elastic waves.
讨论了根据弹性波作用下岩体的动力学响应，阐述了深部裂缝带发生的地震学原因。
This paper discussed the seismologic reasons for the occurrence of deep seated rupture zones according to elastic wave kinetics.
研究了弹性基底上覆盖电磁弹性材料组成的多层结构中弹性波的反射与透射系数问题。
The reflection and transmission of elastic wave in a multilayered structure composed of elastic base covered with magneto-electro-elastic materials were fully investigated.
含流体孔隙各向异性介质中的弹性波传播问题是目前石油勘探和地震学研究的难点之一。
The issue of elastic wave transmission in anisotropic fluid-filled pore medium is one of difficulties in current petroleum exploration and study of seismology.
本文利用弹性波理论对流体——流体模型下直接场被井内流体割线积分抵消进行了证明。
By means of the theory elastic wave, this paper demonstrates direct field's being offset under fluid fluid matrix by secant integral in well.
在实验室内用频谱振幅比较法模拟测试了储集层岩石在高温高压下的弹性波振幅衰减值。
Attenuation of wave amplitude of reservoir rock at simulated high temperature and pressure is measured with spectrum-amplitude comparison mediod in laboratory.
本文首次探讨了对弹性波在传播过程中的反射和波型转换有任制作用的弹性波方程的形式。
Several approximate elastic wave equations in which reflection and conversionare weaker than in accurate ones are first discussed in the paper.
从各向异性介质的弹性波理论出发，本文系统地分析了各向异性土介质中地震波的传播特性。
Based on the theory of elastic wave in anisotropy medium, the characteristic of the seismic wave is analyzed in this paper.
基于声波或弹性波方程的有限差分方法是数值模拟地震波场或合成VSP地震记录的有力工具。
The finite difference methods based on acoustic or elastic wave equation are very useful tools for wave-field numerical modeling or VSP data synthesizing.
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。
Based on the theory of elastic dynamics, the scattering of elastic waves and the dynamic stress concentration in a fiber-reinforced composite are studied.
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