Keywords seismic exploration;pre-stack depth migration;migration velocity analysis;Kirchhoff integral;residual depth moveout analysis;horizon based tomography;migration aperture;

• 地震勘探;叠前深度偏移;偏移速度分析;克希霍夫积分;深度剩余延迟分析;沿层层析成像;偏移孔径;