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prestack

网络重合前

prestack

prestack

prestack

重合前

Headwave：重合前(prestack)资料处理 Mercury Computer Systems：3D资料视觉化 SeismicCity：重合前深度移位的3D地震 …

1

Though wave equation prestack migration produces higher quality images , it has not been widely used in practice due to its low efficiency .

波动方程法叠前深度偏移成像精度高，但由于效率低而难以在实际生产中推广应用。

2

The prestack inversion can provide many attributes , but it has a disadvantage of large amount of calculation .

而叠前反演能够提供较多的属性参数，但运算量巨大。

3

The authors illustrated in detail the process of 3D prestack Kirchhoff time migration from the point of application .

从应用的角度较详细地论述了三维叠前克希霍夫时间偏移的过程。

4

Prestack reverse time migration requires computing the first breaks time of imaging points .

叠前逆时偏移需要计算成像点的初至时间。

5

These noises manifest certain behaviors, thus can be suppressed according to the properties of the prestack gathers .

这些噪音具有某些特殊的规律，可以利用叠前某种道集的特性进行压制。

7

A combination of prestack and post stack hybrid seismic inversion in exploring areas with sparse or no well control was presented .

介绍了一种在无井或少井情况下的叠前叠后混合地震反演方法。

9

The interpretation precision of target horizon by using prestack depth migration data is high com pared to real drilling .

利用叠前深度偏移资料解释的目的层层位，与实钻结果差异较小。

10

In order to improve the imaging quality of sandy conglomeratic body , prestack time migration was used in this area .

为了使砂砾岩体的成像效果更加理想，在该区进行了叠前时间偏移应用研究。

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