Using special common offset gather for crosshole seismic, a migration velocity analysis method is developed for crosshole seismic.

利用井间地震特有的共偏移距道集，找出了适宜于分析井间地震偏移速度的方法。

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Using special common offset gather for crosshole seismic, a migration velocity analysis method is developed for crosshole seismic.

利用井间地震特有的共偏移距道集，找出了适宜于分析井间地震偏移速度的方法。

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