• 1. slow shear wave: 慢横波
• 2. time delay of slow shear-wave: 慢s波时间延迟
• 3. slow shear-wave: 慢横波

更多释义

• 1.Fast shear wave is obviously different from slow shear wave in amplitude and frequency characteristics.
  同时快横渡与慢横波在振幅和频率特征上也具有明显差异。
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• 2.Then the azimuth of formation fractures is estimated; and with the joint use of zero offset P wave source VSP data, fast and slow shear wave seismograms are obtained to have fracture density.
  在获得地下裂隙方位角的同时，结合零偏纵波VSP资料得到快、慢S波记录，进而计算了裂隙密度。
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• 3.The attenuation factor of longitudinal wave was changing linearly, whereas the attenuation factor of the slow shear wave kept nearly constant with a low frequency on the exploration seismic band.
  纵波的衰减系数在地震频带内基本上呈线性变化，而横波的衰减系数在地震频带内除低频外基本保持稳定。
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