The alias, frequency dispersion and lateral resolution of migrated seismic section are analysed in detail in this paper.
本文对偏移剖面上的假频、频散和横向分辨力作了比较系统的论述。
To obtain accurate normal modes quickly, the frequency dispersion equation was solved by an efficient numerical algorithm.
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。
It presents obvious frequency dispersion effect and its sonic velocity increases along with the incident frequency increase.
岩体是具有多种微结构的复杂体，具有明显的频散效应。
Effects of pore fluid property, contents variety and measurement frequency variety on frequency dispersion of argillaceous sandstone are analyzed.
分析孔隙流体性质及含量变化和测量频率变化对泥质砂岩频散特性的影响。
The existence of various lacunas in bolt bonding system will cause the acoustic wave energy attenuation, phase aberration and frequency dispersion.
由于锚固体系中有不同大小和程度的缺陷，声波在传播过程中将产生能量衰减、相位突变及频散现象。
In terms of transient characteristics, the gate-lag phenomenon and the frequency dispersion of transconductance (gm) and output conductance will be found.
在瞬态特性上，引起栅延迟以及跨导和输出电导的频散。
S-wave inverse quality factor is related to the shear-modulus versus frequency dispersion, which can be used to develop method for estimation of S-wave attenuation.
横波品质因子的倒数与剪切模量一频散有关，由此可以建立横波衰减的估算方法。
The depth migration with higher-order approximation by time-shift algorithm eliminates the frequency dispersion and amplitude distortion in the calculation process.
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。
Shear wave velocity data measured by these two methods appeared to be good consistency and no obvious frequency dispersion was found from a few hertzs to tens of kilohertzs.
两种方法所测得的剪切波速数据具有很好的一致性，且在数赫兹至数十千赫兹频段范围内剪切波速不具明显弥散性。
High frequency vibrations did occur early in the microseism, and then the frequency was attenuated because of the damping of rock but not by the frequency dispersion of surface waves.
微地震过程中，先产生频率较高的振动，由于岩体阻尼而非面波频散引起振动频率衰减。
When the frequencies of the sine waves increase, the frequency dispersion of the hysteresis loops of the rocks is strengthened. This effect is also intensified with the saturation fluids.
随着正弦波频率增加岩石的滞回圈频散效应增强，饱和液体加强了这种频散作用。
Integrated analysis of these results is helpful to strati - graphic interpretation, the analysis of absorption and frequency dispersion, the identification of multiple reflection, and so on.
综合对比这些结果，可用于地层岩性解释、分析吸收和频散作用、以及分辨多次波等。
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...
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。
The physical process of frequency chirped Gaussian pulses broading induced by the group- velocity dispersion has been studied.
研究了线性光纤中色散导致初始频率啁啾的高斯光脉冲展宽的详细物理过程。
With the horizontal dispersion pattern of FIG. 7B, as shown in FIG. 7D, the portions 48 of the audience receive similar levels of high frequency radiation as other portions 50 of the audience.
就图7B的水平散射模式而言，如图7D所示，该部分听众48所接收到的高频辐射和其它部分听众50所接收到的高频辐射为类似水平。
Physical analysis of rock electrical properties show that the physical mechanism of dispersion of rock complex resistivity in different ranges of frequency.
根据岩石电性物理分析可知，不同频率范围，岩石复电阻率频散的物理机理不同。
The dispersion can change the phase of frequency spectrum component of the chaotic signal, however, it cannot affect the spectrum shape of the chaotic signal.
色散能够改变混沌信号每个频谱分量相位，但不影响混沌信号频谱形状；
Statistical characteristics of polarization mode dispersion (PMD) are investigated with dynamical equation. Simulations are performed in two methods: statistical ensemble and frequency ensemble.
利用动态方程研究了偏振模色散矢量的统计特性，分别用统计系综和频率系综两种方法进行数值模拟。
The frequency time selective fading resulted from multipath dispersion and Doppler frequency shift is an important characteristic of urban mobile radio channel.
由多径色散及多普勒频移造成的频率—时间选择性衰落是城市移动无线信道的一个重要特性。
Two kinds of dispersion equations are given and the relation between the cutoff frequency and core chiral admittance is studied.
给出了两种色散方程并研究了该波导各模式截止频率与芯区手征导纳的关系。
It shows that the stochastic dispersion variation connected with frequency affects the frequence and the position of the black soliton.
结果表明：只有与频率有关的随机色散变化对黑孤子的频率和位置产生影响。
It is shown that for each case, the medium exhibits either normal or anomalous dispersion at the same frequency regime.
结果表明，对于每一种情形，在同一频率区域系统既能呈现正常色散，也能呈现反常色散。
The variations of group velocity dispersion and nonlinear frequency shift with the wave frequency and film thickness are also studied.
研究了群色散和非线性频移随频率和薄膜厚度的变化规律。
Correspondingly, the dielectric dispersion which has a negative power relationship with frequency has also been found in a certain frequency domain.
与之对应，在一定频域内存在与频率成负幂次关系的介电色散。
The variation of chromatic dispersion induced delay time error of the true time delay line based on dispersive devices is investigated using an intensity-frequency modulating model.
利用强度频率混合调制模型研究了基于色散器件的光真延时线中色散导致的延时误差的变化规律。
This paper puts forward a computation method on cut-frequency of all TE models of square symmetry wire by which chromatic dispersion curves can be drawn.
本文提出了一种计算方形对称传输线TE模的各模式的截止波数，以及根据各模式的截止波数计算各模式的色散曲线的方法。
The nonlinear dispersion relation shows that a high wave power results in a reduction of frequency band of MSSW.
获得非线性色散关系，揭示了传播功率致使静磁表面波频带压缩。
The output power is measured by horn and electric probe and the frequency is measured by a wave-guide dispersion line.
实验采用喇叭天线接收和电探针恻量两朴方法时微波功率迭行了恻量，微波颂率用波导色散线法迭行恻量。
The viscosity coefficient of pore fluid in saturated sandstone has an obvious effect on the attenuation, modulus, and velocity dispersion in low frequency range.
饱和砂岩中扎隙液体的粘滞系数对饱和砂岩的衰减、模量和速度色散的影响在较低频段是明显的。
The viscosity coefficient of pore fluid in saturated sandstone has an obvious effect on the attenuation, modulus, and velocity dispersion in low frequency range.
饱和砂岩中扎隙液体的粘滞系数对饱和砂岩的衰减、模量和速度色散的影响在较低频段是明显的。
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