prestack

  • Web重合前

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1.
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 …
www.nvidia.com.tw|Based on 3 pages

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Definition:
AllAll,重合前重合前
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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。
bō dòng fāng chéng fǎ dié qián shēn dù piān yí chéng xiàng jīng dù gāo , dàn yóu yú xiào lǜ dī ér nán yǐ zài shí jì shēng chǎn zhōng tuī guǎng yìng yòng 。
www.ceps.com.tw
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。
ér dié qián fǎn yǎn néng gòu tí gōng jiào duō de shǔ xìng cān shù , dàn yùn suàn liàng jù dà 。
www.ceps.com.tw
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。
cóng yìng yòng de jiǎo dù jiào xiáng xì de lùn shù le sān wéi dié qián kè xī huò fū shí jiān piān yí de guò chéng 。
www.chemyq.com
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。
dié qián nì shí piān yí xū yào jì suàn chéng xiàng diǎn de chū zhì shí jiān 。
tech.zidian8.com
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。
zhè xiē zào yīn jù yǒu mǒu xiē tè shū de guī lǜ , kě yǐ lì yòng dié qián mǒu zhǒng dào jí de tè xìng jìn xíng yā zhì 。
dictsearch.appspot.com
6.
Outliers, random noises, and some coherent noises (e. g. multiples) are the noises typically existing in prestack gathers.
叠前道集中存在的野值、随机噪音以及某些弱相干噪音（如多次波）是典型的叠前噪音。
dié qián dào jí zhōng cún zài de yě zhí 、 suí jī zào yīn yǐ jí mǒu xiē ruò xiāng gān zào yīn ( rú duō cì bō ) shì diǎn xíng de dié qián zào yīn 。
www.magsci.org
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。
jiè shào le yī zhǒng zài wú jǐng huò shǎo jǐng qíng kuàng xià de dié qián dié hòu hùn hé dì zhèn fǎn yǎn fāng fǎ 。
www.ceps.com.tw
8.
The theory and practice prove that prestack depth migration is the most accurate imaging method of seismic wave field at present.
理论和实践证明，三维叠前深度偏移是目前最精确的地震波场成像方法。
lǐ lùn hé shí jiàn zhèng míng , sān wéi dié qián shēn dù piān yí shì mù qián zuì jīng què de dì zhèn bō chǎng chéng xiàng fāng fǎ 。
www.chemyq.com
9.
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。
wèi le shǐ shā lì yán tǐ de chéng xiàng xiào guǒ gèng jiā lǐ xiǎng , zài gāi qū jìn xíng le dié qián shí jiān piān yí yìng yòng yán jiū 。
dictsearch.appspot.com
10.
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。
běn wén tí chū le yī zhǒng xīn de dié qián xiāng gān gān rǎo lǜ chú fāng fǎ 。
www.chemyq.com