'bright spot' on reflection seismic profile has been regarded as one of the important indications of oil and gas,and it has been widely used in the oil
The presence of horizontal fractures enhances seismic anisotropy of shales. Calculation based on theefective medium theory indicates that horizontal fractures h
New Vp and Vs models of the aftershock gap between the 2013 Lushan and 2008 Wenchuan earthquakes were obtained using 7190 events recorded by 102 stations in the