纵波

The procedure to calculate the coupling matrix of plate junction considering both flexural and in-plane wave fields was presented.

对考虑弯曲和纵波场耦合的板结构给出了计算能量有限元耦合矩阵的一般方法。

Theories and method of fracture detection by down- going S-wave information from zero offset three-component VSP data were introduced.

介绍了利用纵波震源零井源距三分量VSP资料的下行横波信息对井旁裂缝进行检测的原理和实现方法。

It is referred that porosity is the main factor to affects saturation directly.

纵波速度通过约束宽带反演方法得到，天然气水合物和游离气饱和度的估算采用迭代正演模拟法。

It studies the variations of deformation modulus, P wave velocity and acoustic emission in the process of rock fracture by cycle loading. Further, it is considered that the occurrence of earthquake outside Lijiang seismic area made the forced process changed, therefore, the Lijiang M7 earthquake came later, the impending precursory anomalies became unclear or complicated, and the magnitude decreased.

用循环加载研究岩石破裂孕育过程中变形模量、纵波速度和声发射的变化特征，进而探讨认为丽江地区外部地震的发生使受力过程发生了变化，从而使丽江7 级地震延迟发生，也使临近地震的前兆异常不明显或更复杂，并使丽江地震震级减小。

This solution was expressed a function of offset, compressional and shear waves velocities, the traveltime of P-SV converted waves.

Schneider（2002）从一个关于转换点的三次方程中推导出了P-SV转换波转换点位置的一种解析解，这种解是偏移距、横纵波速度和P-SV转换波旅行时的函数。

Although the physics of seismic waves is complex, ground shaking can be explained in terms of body waves, compressional, or P, and shear, or S, and surface waves, Rayleigh and Love.

尽管震动形成的物理波是复杂的，但地动可以由以下几种波来说明：体波，纵波或P波，横波或S波，表面波，瑞利波以及洛夫波。

Compressional waves and shear waves mainly cause high-frequency (greater than 1 Hertz) vibrations which are more efficient than low-frequency waves in causing low buildings to vibrate.

纵波和横波主要形成大于1赫兹的高频震动，相比低频震动，这类波更容易造成低层建筑物的震动。

Cancellous bone; Stratified model; Compressional waves; Propagation properties

松质骨，层状模型，纵波，传播特性

Using pattern recognition, we can obtain the slowness, amplitude andprimary frequency of compressional, shear and Stonely waves respectively, andthen calculate the available geological parameters.

我们根据各波型到达时间、相位、振幅和频率四方面的差异进行模式识别，在离散化输入条件下从长源距全波波形图上分离提取了纵波。横波和斯通利波的时差、振幅和主频，进而计算出各有关地质参数。

After deriving the equatio ns of reflectan ce spectrum of compressional and shear waves for thin beds at an arbitrary incid ence angle , the equations of reflectance spectrum of compressional wave for a thin be d are reduced at zero incidence angle .

通过采用实际地震子波为输入子波，对单个楔状体薄层、互层组楔状体地质模型进行了纵波合成记录制作。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。