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网络pre-stack; TIKIM

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pre-stack

石油英语词汇(P6)- 免费英语学习平台 ... pre-stack processing 叠前处理 pre-stack 叠前 pre-stretching process 预拉伸过程 ...

TIKIM

...理反褶积模块及关键参数,DMO处理(KIDMO),叠前(TIKIM)和叠后(GTMIP)时间偏移及叠后保幅提高信噪比处理,迭后提高分辨 …

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 common-shot pre-stack migration is visual , easy to be operated, and high precision, but its calculated amount is huge .

共炮记录的偏移是最直观、易实现、精度高的叠前偏移技术，然而其计算量很大。

3

Numerical experiment results indicate that the method is correct and efficient , and is good for the subsequent seismic data processing .

数值模拟结果证明，该方法正确有效，有利于后续的常规处理和叠前成像。

4

With the application of pre-stack migration technique in Zhongyuan oilfield , final results prove the effectiveness of this technique .

通过叠前偏移技术在中原油田的应用，结果表明了该技术的有效性。

6

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。

7

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。

9

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。

10

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。

12

13

Migration velocity is the most key parameter for determining the imaging quality of pre-stack seismic data .

偏移速度是决定叠前地震数据成像质量的最关键参数。

15

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。

18

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。

19

AVO pre-stack inversion ; Baiyun deep-water area ; DHI.

AVO 叠前反演；白云深水区；烃类检测。

20

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。

21

A new method for prestack coherent noise elimination is put forward here.

本文提出了一种新的叠前相干干扰滤除方法。

22

In order to solve the problems of velocity and the structure . The 3-D prestack depth migration processing method was applied to this area .

为此，我们对该区做了基于模型的三雏叠前深度偏移处理，以期解决速度问题，落实局部构造。

23

Traveltime calculation plays an important role in many methods of seismic data processing such as pre-stack migration and tomography .

快速精确地旅行时计算在地震资料的叠前偏移与层析反演中起重要作用。

25

With the development of oil & gas exploration , inversion and application of prestack seismic data is becoming the locus.

随着油气勘探的不断深入，叠前地震数据的反演和应用逐渐成为热点。

28

And in order to enhance the practicability of prestack inversions , it is necessary to select the control locations.

为了增强叠前反演的实用性，需要选择恰当的控制点；

29

The Prospection of the Application of Deep-migration Before Stack Technology in Engineering Exploration

叠前深度偏移技术在工程勘察中的应用探讨

30

Application of Pre - stack - depth - migration Technique in Active - fault Exploration

叠前深度偏移技术在活动断层探测中的应用

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