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- The method of residual normal moveout analysis for multiple is based no NMO correction of CMP gather. 多次波的剩余時(shí)差分析法是在CMP道集動(dòng)校正基礎上進(jìn)行的.
- Study of NMO correction method by optimized sixth-order term. 優(yōu)化6次項NMO校正方法研究
- In order to remove the residual static moveout of seismic data in mountainous area, this paper recommends a new method which automatically computes residual static corrections (or static corrections) by making use of first arrivals before NMO correction. 為消除山區地震資料中的剩余靜態(tài)時(shí)差,本文提出一種利用初至波在動(dòng)校前自動(dòng)計算剩余靜校正量(或靜校正量)的方法。
- This method can be applied to common shotpoint gather or common depth point gather before NMO correction. 這種方法可在動(dòng)校前的共炮點(diǎn)(CSP)道集上進(jìn)行,也可在CDP道集上完成。
- Simulated test and NMO correction cc suits show that the method is feasible and accurate. 模擬試驗和動(dòng)校正結果說(shuō)明方法正確可行。
- Thecompensation processing is performed on a single trace, which may be a prestacktrace after NMO correction or a ... 補償處理是在單道上進(jìn)行的,可以是動(dòng)較正后的疊前道,也可以是疊后道,使用非常方便。
- Comparison between the non-hyperbolic and hyperbolic NMO correction results of 3D converted waves shows that the non-hyperbolic method is better than the hyperbolic method. 三維轉換波非雙曲動(dòng)校正和常規雙曲動(dòng)校正結果對比表明,非雙曲方法優(yōu)于雙曲方法。
- Conventional NMO correction generates a stretch of waveform and decreases the frequency;this is particularly harmful for shallow reflectors and large offsets. 在淺層和大偏移距情況下,常規動(dòng)校正使波形發(fā)生拉伸畸變,波形拉長(cháng)、頻帶向低頻方向移動(dòng),進(jìn)而影響疊加效果。
- And the techniques such as wide angle reflection information extraction, interacted dynamic NMO correction muting in CMP super-gather, are first brought forward in Jianghan. 同時(shí),還首次在江漢提出了廣角反射信息提取、共中心點(diǎn)(CMP)超道集交互動(dòng)態(tài)動(dòng)校正切除等處理新方法,確定了合理處理流程。
- Comparison between the non-hyperbolic and hyperbolic NMO correct ion results of 3D converted waves shows that the non-hyperbolic method is better than the hyperbolic method. 三維轉換波非雙曲動(dòng)校正和常規雙曲動(dòng)校正結果對比表明,非雙曲方法優(yōu)于雙曲方法。
- And the techniques such as wide angle reflection information extraction, interacted dynamic NMO correction muting in CMP super-gather, are first brought forward in Jianghan Oilfield , and a proper seismic data processing flow is confirmed . 同時(shí),還首次在江漢提出了廣角反射信息提取、共中心點(diǎn)(CMP)超道集交互動(dòng)態(tài)動(dòng)校正切除等處理新方法,確定了合理處理流程。
- The 3D anti 3C seismic processing flow established is used in processing of the real seismic data, achieving high quality velocity ratio spectrum and good non-hyperbolic NMO correction and stacking of 3D converted wave. 應用所建立的三維三分量地震資料處理流程,對某實(shí)際地震資料進(jìn)行了處理,得到了較高質(zhì)量的三維轉換波速度比譜,轉換波非雙曲動(dòng)校正和疊加取得了較好效果。
- A method for removing NMO correction lengthening 消除動(dòng)校正拉伸影響的方法
- The travel time curve for a P-SV wave is nearly hyperbolic, and the velocity derived therefrom takes both P and SV raypaths into account. This is a"composite" velocity which will be used for NMO corrections the same way as those done for P-P wsves. P-SV波的時(shí)距曲線(xiàn)仍然是一條近似的雙曲線(xiàn),但它包含著(zhù)縱波和橫波的雙重影響,由此得到的速度稱(chēng)為復合速度,可用于動(dòng)校正和疊加。
- Optimized 6th order NMO correction for long-offset seismic data 大炮檢距優(yōu)化6次NMO校正
- His intuition is invariably correct. 他的直覺(jué)常常是正確的。
- The teacher wrote the proposed correction at foot. 老師將修改意見(jiàn)寫(xiě)在頁(yè)底空白處。
- Excuse me. Can you tell me the correct time? 對不起,你能告訴我一下準確的時(shí)間嗎?
- Ring the correct answer with your pencil. 用鉛筆圈出正確的答案。
- What proofs have you that the statement is correct? 你有什麼證據可以證明這種說(shuō)法是正確的呢?