Then the trace gather undergoes velocity analysis, normal moveout correction and stack to bring seismic migrated section ( This is called scattering point imaging).
然后对该道集进行速度分析、动校正和叠加，得到偏移地震剖面，即共散射点成像。
The method of residual normal moveout analysis for multiple is based no NMO correction of CMP gather.
多次波的剩余时差分析法是在CMP道集动校正基础上进行的。
The paper analyses the cause of anomalous stretch of normal moveout in seismic data processing and the characteristics digital normal moveout correction.
在地震资料处理中，速度分析和动校正对资料品质的影响很大。
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