1、

In this case, only by NMO/ DMO stacking or stacking along common reflection point ( CRP) trajectory can one attain correction ZO sections.

在这种情形下,只有实施NMO/DMO叠加或沿着共反射点(CRP)轨迹进行叠加才能达到偏移到零炮检距(MZO)的目的。

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2、

This paper deals with two problems, nonzero-offset Fresnel zone in homogeneous media, and the effect of velocity error resulted in NMO correction and stacking on vertical resolution.

本文讨论了均匀介质情况下非零炮检距菲涅耳带和动校、叠加中速度误差对纵向分辨率的影响这两个问题。

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3、

NMO method of wide angle reflection with truncation error correction

具有截断误差校正的广角反射NMO方法

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4、

Results NMO is divided into two types: simple and relapsing and remitting pattern;

结果①NMO分为单纯型和复发型;

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5、

Ordinary NMO processing uses Dix hyperbolic formula to align event under two preconditions: ① it's in isotropic layered medium;

常规动校正处理是利用DIX双曲线公式拉平同相轴,但应用DIX双曲线公式有两个前提:1各向同性层状介质;

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6、

Start with Taner reflection time curve equation, present the wide angle NMO correction method on truncation error correction.

从Taner的反射波时距曲线方程入手,提出了具有截断误差校正的广角NMO校正方法。

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7、

What is more, deletion fitting method is not influenced by slight error of NMO correction velocity. This method can bring a fitted high-resolution P-wave section even though hyperbolae are not flattened thoroughly ( it is not sensitive to this.)

剔除拟合法的另一个优越性还在于它不受动校正速度的微小误差的影响,即使双曲线没有拉平,剔除拟合法对此也不敏感,照样能拟合出分辨率较高的P波剖面来。

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8、

Full offset stack may reduce seismic resolution, because of lower frequency of far offset than that of near offset in raw seismic data, NMO stretching and velocity error.

受原始记录远道频率低于近道频率、动校拉伸、速度误差等因素的影响,满覆盖叠加降低了地震剖面的分辨率。

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9、

In a single pass one has now achieved NMO application, stacking and filtering suitably blanked.

现在我们一次就可以完成动校正 、 叠加和滤波,而且做了适当的切除.

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10、

The conventional 2~ ( nd ) order NMO assumes a small offset-to-depth ratio and straight raypaths.

常规2次NMO动校是假定炮检距与深度比值小,并且射线为直线.

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