文章摘要信息--变速介质条件下三维叠前深度偏移成像及应用效果 关键词 ： 三维 叠前偏移 速度 模型 介质 [gap=1757]Keywords : 3D, Prestack migration, Velocity, Model, Media
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constant-velocity prestack migration 常速叠前偏移
velocity independent prestack migration 与速度无关的叠前偏移
D prestack migration 三维叠前偏移
prestack migration imaging 叠前偏移成像
velocity prestack migration 常速叠前偏移
prestack migration technique 叠前偏移技术
Equivalent prestack migration 等效叠前偏移
prestack migration pre-processing 叠前偏移预处理
Diffracting scan prestack migration 绕射扫描叠前偏移
Wave equation migration after common receiving point slant stacks (WEMCRPSS) is essentially a prestack migration method.
共接收点倾斜叠加波动方程偏移，本质上是一种叠前偏移方法。
Prestack migration of common shot records is very sensitive to the velocity input, and demands a kind of continuation formula which can adapt to both vertical and lateral velocity variations.
共炮记录叠前偏移对输入的速度非常敏感，要求偏移中所使用的延拓公式能较为精确地适应速度的纵横向变化。
Therefore, this paper introduces a method of prestack time migration in dealing with such a mass of data.
如何高质量、快速完成叠前时间偏移是一个非常困难的课题。
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