计算实例可以看出频散介质中波的传播情况。
Simulated example illustrates the wave propagation in a dispersion medium.
基于涂层结构中表面波的频散方程，提出了一种从实测的相速度频散数据计算材料参数的反演方法。
Based on the dispersive equation of surface waves in the coated materials, an inverse method was proposed for calculating the coating properties from the measured dispersive data of phase velocities.
理论计算发现粘弹体的粘滞项对频散低阶模式影响不大，但随着粘滞的增大对高阶模式可产生影响。
It shows that the viscosity offers only little effect on lower mode of dispersion curve, and it effects on higher mode of dispersion curve with the increasing of damping.
对瑞雷波频散方程的数值计算表明，层状介质中瑞雷波往往存在多种模式，多模频散曲线有什么特征。
The numerical computation of Rayleigh wave found there are many modes in dispersion curve in the bedding media.
本文使用高阶方程深度偏移方法，并且在计算中采用了一种与差分运算等价的时移法解决了计算中出现的频散和振幅失真问题。
The depth migration with higher-order approximation by time-shift algorithm eliminates the frequency dispersion and amplitude distortion in the calculation process.
对于简正波，运用高效数值方法解频散方程，提高了简正波的计算精确和速度。
To obtain accurate normal modes quickly, the frequency dispersion equation was solved by an efficient numerical algorithm.
数值实验表明ONADM算法可以更有效地保留波场信息，压制数值频散，提高计算的精度和效率。
Numerical results show that ONADM can effectively preserve the information of the wave fields by suppressing numerical dispersion and improving numerical accuracy and efficiency.
理论分析表明，在构造与波速成像中采用高阶差分方法，可以减小频散误差、提高计算效率与计算精度、获得满意的效果。
It is theoretically shown that the application of high-order difference method in structure and velocity images decreases frequency dispersion error, but improves effect and accuracy of computation...
计算实例可以看出频散介质中波的传播情况。
Research on Diffuse Backscattering of Polarized Light from Highly Scattering Media;
计算实例可以看出频散介质中波的传播情况。
Research on Diffuse Backscattering of Polarized Light from Highly Scattering Media;
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