10.For CMP gather seismic data,in common midpoint-half offset distance, the prestack double square root operator could be used to continuate and strip layer by layer.

• 对于CMP道集地震数据；在共中心点-半偏移距中；可以利用波动方程的叠前双平方根算子；实现延拓；进行层层剥离.