在未加载的状态下，发现两组岩样都有明显的波速方位各向异性。
Under the condition of unloading, shear wave splitting phenomenon also can be measured on CM rocks.
针对裂缝性地层的裂缝发育方位问题，建立具有任意方位角的方位各向异性黏弹性本构关系。
This work establishes a new constitutive relation on the azimuthally anisotropic linear viscoelastic media with an arbitrary azimuthal angle for the fractured strata.
提出一种从四分量正交偶极子声波阵列波形数据中提取地层剪切波方位各向异性参数的有效方法。
A new method for estimating formation S-wave anisotropy parameters from 4-component (4-c) data in cross-dipole array acoustic logging is proposed.
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