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- Fast Explicit FD Time Migration. 二維快速顯式有限差分時(shí)間偏移。
- The year footsteps along with time migration, we slowly grow up from the childhood world. 歲月的腳步隨著(zhù)時(shí)間移動(dòng)，我們從童年的世界慢慢長(cháng)大。
- The paper summarizes some methods of prestack time migration for converted wave in isotropic and VTI medium. 本文對各向同性介質(zhì)和VTI介質(zhì)中的轉換波疊前時(shí)間偏移方法進(jìn)行了總結和歸納;分析了每種方法優(yōu)缺點(diǎn)和適用條件.
- 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?；舴驎r(shí)間偏移的過(guò)程。
- 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(jìn)行了疊前時(shí)間偏移應用研究。
- Poststack time migration often fails to yield desired images because of complex deep geology in Xingcheng area in the north of Songliao Basin. 摘要松遼盆地北部興城地區深層地質(zhì)條件復雜，地震資料常規疊后時(shí)間偏移處理不能獲得理想的成像效果。
- Formation fluid migration after cementing as hydraulic pressure loss due to cement slurry shrinkage and gelatinization weightlessness is the one of main causes to effect cementing quality. 注完水泥后因水泥漿體積收縮和膠凝產(chǎn)生失重導致地層流體竄流仍然是影響固井質(zhì)量重要原因之一。
- Fourthly, the prestack time migration is introduced in AVO inversion to improve AVO techniques to meet the needs of the gas/water prediction of high steep complicated structure. 第四，針對高陡復雜構造的特點(diǎn)，在A(yíng)VO反演中引入了疊前時(shí)間偏移的思想，將AVO技術(shù)進(jìn)行了改進(jìn)，有效地適應了高陡復雜構造的氣水預測；
- Conclusion: It Indicated that the reason for drug abuse and the type of drug to abuse has the trend of Time migration, Suppressing drug education and related soc... 結論:吸毒原因和濫藥類(lèi)型有較明顯的時(shí)代遷移特征,提示青少年禁毒教育和戒毒社會(huì )服務(wù)工作需要緊跟步伐。
- In order to hide IO and communication latency and to improve performance of Kirchhoff prestack time migration parallel pattern, an enhanced method through pipelining is adopted. 摘要為了隱藏IO和通信延遲進(jìn)而提升克?；舴蚍e分疊前時(shí)間偏移并行模式的性能，采用了一種流水線(xiàn)改進(jìn)方法。
- Minimum volume after stacking ensures that this bed is always ready to be lugged along. 堆砌之后的最小空間占據保證了這個(gè)床總是能被拖著(zhù)走。
- AVO analysis is conducted using CRP trace gather generated from prestack time migration instead of CDP trace gather, so the shortcoming of CDP trace gather is overcome, AVO attributes are in proper offset, and the boundary of gas reservoir is more clear. 利用疊前時(shí)間偏移產(chǎn)生的CRP道集代替CDP道集作AVO分析,克服了CDP道集的不足,使AVO屬性得到偏移歸位,氣藏邊界更加清楚。
- After some time he returned to his old habit. 過(guò)了一些時(shí)候，他又故態(tài)復萌了。
- Compared to poststack time migration, prestack time migration results in clear images of fractures and cavities in the Ordovician carbonate rocks, and definite unconformities at top of the Ordovician. 疊前時(shí)間偏移與疊后時(shí)間偏移結果相比，具有豐富的奧陶系碳酸鹽巖裂縫－溶孔內幕，清晰的奧陶系頂不整合面。
- He time after time gambled away his money. 他經(jīng)常賭博，把錢(qián)輸個(gè)精光。
- An implementation of Kirchhoff prestack time migration output parallel pattern is studied.The design and implementation of two prototypes based on the pipelining method are presented. 針對某克?；舴虔B前時(shí)間偏移并行模式實(shí)例，提出了2種基于該改進(jìn)方法的原型的設計與實(shí)現，從而提高了該實(shí)例性能。
- In addition, we also discussed the algorithm for 3-D pre-stack time migration of converted-wave in VTI media.The validity of pre-stack time migration method is verified by a theoretical model. 同時(shí)，討論了基于VTI介質(zhì)的三維轉換波疊前時(shí)間偏移近似算法，利用理論模型驗證了疊前時(shí)間偏移方法的正確性。
- After retirement, I'll be master of my time. 退休后，我可以自由支配我的時(shí)間了。
- Firstly, the T0 layer data of post-stack time migration domain (abbreviated in migration domain) was de-migrated into common-depth-point-stacking time domain (abbreviated in stacking domain). 首先將疊后時(shí)間偏移域（簡(jiǎn)稱(chēng)偏移域）的T0層位數據反偏移（偏移的逆運算）到水平疊加時(shí)間域（疊加域）；
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就會(huì )發(fā)酵。
