prestack
美 
英
例句
Though wave equation prestack migration produces higher quality images, it has not been widely used in practice due to its low efficiency.
波動方程法疊前深度偏移成像精度高，但由于效率低而難以在實際生產中推廣應用。
The prestack inversion can provide many attributes, but it has a disadvantage of large amount of calculation.
而疊前反演能夠提供較多的屬性參數，但運算量巨大。
The authors illustrated in detail the process of 3D prestack Kirchhoff time migration from the point of application.
從應用的角度較詳細地論述了三維疊前克希霍夫時間偏移的過程。
Prestack reverse time migration requires computing the first breaks time of imaging points.
疊前逆時偏移需要計算成像點的初至時間。
These noises manifest certain behaviors, thus can be suppressed according to the properties of the prestack gathers.
這些噪音具有某些特殊的規律，可以利用疊前某種道集的特性進行壓制。
Outliers, random noises, and some coherent noises (e. g. multiples) are the noises typically existing in prestack gathers.
疊前道集中存在的野值、隨機噪音以及某些弱相干噪音（如多次波）是典型的疊前噪音。
A combination of prestack and post stack hybrid seismic inversion in exploring areas with sparse or no well control was presented.
介紹了一種在無井或少井情況下的疊前疊后混合地震反演方法。
The theory and practice prove that prestack depth migration is the most accurate imaging method of seismic wave field at present.
理論和實踐證明，三維疊前深度偏移是目前最精確的地震波場成像方法。
The interpretation precision of target horizon by using prestack depth migration data is high com pared to real drilling.
利用疊前深度偏移資料解釋的目的層層位，與實鉆結果差異較小。
In order to improve the imaging quality of sandy conglomeratic body, prestack time migration was used in this area.
為了使砂礫巖體的成像效果更加理想，在該區進行了疊前時間偏移應用研究。
A new method for prestack coherent noise elimination is put forward here.
本文提出了一種新的疊前相干干擾濾除方法。
In order to solve the problems of velocity and the structure. The 3-D prestack depth migration processing method was applied to this area.
為此，我們對該區做了基于模型的三雛疊前深度偏移處理，以期解決速度問題，落實局部構造。
The thesis has carried out comparatively intensive study on angle domain prestack depth migration and the ADCIG extraction.
論文對角度域疊前深度偏移和ADCIG的提取進行了比較深入的研究。
With the development of oil & gas exploration, inversion and application of prestack seismic data is becoming the locus.
隨著油氣勘探的不斷深入，疊前地震數據的反演和應用逐漸成為熱點。
We propose a prestack noise suppression method based on ray beam stacking.
提出了一種提高疊前地震數據信噪比的射線束道集疊加方法。
And in order to enhance the practicability of prestack inversions , it is necessary to select the control locations.
為了增強疊前反演的實用性，需要選擇恰當的控制點；
Prestack seismic data reconstruction using weighted parabolic Radon transform
加權拋物Radon變換疊前地震數據重建
Prestack amplitude-preserved processing;
疊前保幅處理；
Wave Equation Prestack Depth Migration of Foothills Seismic Data
山前帶地震數據的波動方程疊前深度偏移方法
