The imposition of a curved phase characteristic reduces the peak amplitude of the waveform. 曲线形相位特性减小了波形振幅峰值。
When these two types of torsion wave are received by torsion wave receivers, their amplitudes are not affected by the anisotropic azimuth. 用扭转波换能器接收时，快慢扭转波的波形振幅不受各向异性方位影响，表现为无方向性。
