The theory of elastic wave propagation in damaged media was studied.
对弹性波在损伤介质中的传播理论进行研究。
Elastic wave transmission in a continuous inhomogeneous media is studied.
对弹性波在非均匀介质中传播时的波幅进行了研究。
The elastic wave CT technique is one kind of new geophysical exploration method.
弹性波CT技术是一种新的物探方法。
The energy transmission is one of the important characteristics of the elastic wave.
能量的传播是弹性波的一个重要特征。
The finite element method was used to calculate elastic wave propagation in the medium.
本文采用有限元素法计算弹性波在介质中的传播。
The leading research foreland mainly focuses on pre-stack depth domain and elastic wave.
目前的研究前沿主要集中在叠前深度域和弹性波。
In the pipeline, the liquid elastic wave can emerge pressured shock wave to flowing liquid and cause shear action.
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 this paper, the elastic wave propagation in honeycomb materials is investigated based on the dispersion relations.
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。
A new numerical simulation algorithm is presented for the elastic wave propagation in heterogeneous anisotropic media.
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。
Therefore, the elastic wave velocity and dynamics on crustal and mantle rocks at much higher PT should be further studied.
因此,有必要在更高的温压条件下对弹性波通过壳幔岩石的速度和动力学特征等方面进行深入研究。
Based on the theory of elastic wave in anisotropy medium, the characteristic of the seismic wave is analyzed in this 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。
This paper discussed the seismologic reasons for the occurrence of deep seated rupture zones according to elastic wave kinetics.
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。
Based on the method of wave transfer matrix, the elastic wave and vibration localization in disordered periodic structures is studied.
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。
It is confirmed that elastic wave ct technique is uniquely effective in detecting the effect of grouting at high pressure under water.
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。
Rock mass elastic wave velocity is the synthesized reflection of rock quality, rock mass structure, and rock mass existing environment.
岩体弹性波速度是组成岩体的岩石性质、岩体结构、赋存环境的综合反映。
On the basis of the finite element solution to elastodynamic problems, we propose a new method of finite element elastic wave migration.
本文在弹性动力学问题的有限单元解的基础上,提出了一种弹性波偏移的新方法——有限单元法弹性波偏移。
We offer the simulation algorithm, and analyse the characters of elastic wave fields in anisotropic medium and isotropic medium respectively.
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。
By means of the theory elastic wave, this paper demonstrates direct field's being offset under fluid fluid matrix by secant integral in well.
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。
Several approximate elastic wave equations in which reflection and conversionare weaker than in accurate ones are first discussed in the paper.
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。
The elastic wave parameters characteristics of Datong jurassic coal rock bed are analyzed. It will guide the channel wave seismic exploration in future.
对大同侏罗纪煤田的煤岩层弹性波特征参数进行分析,以便指导今后槽波地震探测工作。
The knowledge about the elastic wave dynamic characteristics such as waveform, amplitude, frequency and attenuation (Qp, quality value) is very limited.
在弹性波动力学特征如波形、振幅、频率及衰减等方面研究薄弱。
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。
It should consider the influences of these factors when analyzing elastic wave velocities either in laboratory condition or in practical seismic exploration.
因此不论在实验室条件下,或是在实际地震勘探中分析弹性波速度时,应考虑这些因素影响。
The faultiness of existing models was discussed. A new model for elastic wave velocity of unconsolidated sandstone was developed on the basis of these models.
首先讨论了现有各类模型存在的不足,并在这些模型的基础上,提出了新的疏松砂岩弹性波速分析模型。
Elastic wave propagation in anisotropic medium is simulated by solving the equation system with the aid 'of Fourier numerical method (pseudo-spectrum method).
本文利用傅里叶数值方法(即伪谱法)求解该方程来模拟各向异性介质中弹性议的传播。
The issue of elastic wave transmission in anisotropic fluid-filled pore medium is one of difficulties in current petroleum exploration and study of seismology.
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。
Experiments show that the flexibility coefficient which represents the characterization of discontinuity interfaces has an influence on elastic wave propagations.
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。
The fundamental principle of the CT based on the theory of elastic wave ray is briefly introduced, and the key technique of the elastic wave CT is deeply analyzed.
本文首先对弹性波CT基本原理进行简要介绍,然后对弹性波CT关键技术进行较为详细的分析说明。
Attenuation of elastic wave amplitude in rock is affected by its temperature and pressure, filled fluid properties, fluid saturation, rock composition and structure, etc.
弹性波振幅在岩石中的衰减程度受其温压、所含流体性质、流体饱和度、岩石组分、结构等因素的影响。
The high-density elastic wave CT detecting technique can reflect the homogeneity of wall materials, but the existing software can only be used to process the common data.
高密度弹性波CT检测防渗墙质量可反映墙体介质分布的均匀性,但目前软件只能满足一般性数据处理;
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