Introduced are principle and method of applying Stoneley wave and the anisotropy of shear wave picked from the dipole shear wave image logging to evaluate the fracture effectivity of igneous rock.

• 研究了在不动车情况下 ,采用超声横波对轮箍进行探伤的方法和原理 ,介绍了轮箍缺陷的反射规律和实际探伤的应用情况 ,探讨了缺陷检测和定位特点。