English translation for "time migration"
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- 时间偏移
Related Translations:
migration: n.1.移住，迁移；移动；徙动。2.(鸟)移栖，迁徙；(鱼)洄游；(植物)侵移。3.移住者群，移栖群。4.【化、物】原子移动；电离子的移动。
- Example Sentences:
| 1. | Prestack migration is performed by reverse - time migration method based on maxwell ' s equations using time - domain finite - difference method
叠前偏移用时间域有限差分求解麦克斯韦方程组的逆时偏移方法实现。 | | 2. | 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
叠前时间偏移与叠后时间偏移结果相比，具有丰富的奥陶系碳酸盐岩裂缝溶孔内幕，清晰的奥陶系顶不整合面。 | | 3. | As mentioned above , the easiest run time migration approach is to make community edition and websphere application server co - exist on the same hardware until the development and the test teams are comfortable with the new systems to which they are migrating
正如前面所提到的，最简单的运行时迁移方法是community edition和websphere application server共存于相同的硬件之上，直到开发和测试团队熟悉了他们正在迁移的新系统为止。 | | 4. | Compared with the conventional finite - difference method on the fixed grid - size rectangular grids , the new method can be more cost - effective in complex models . numerical tests for both seismic modeling and reverse - time migration are performed on various theoretical models and a physical experiment
用该剖分方法得到的网格在各速度层内的空间步长是不同的，而全区域上的时间步长却近于恒定，因此在复杂模型上，本文方法的计算效率要高于传统的矩形网格差分方法。 | | 5. | The frontal structure of longmenshan in the west of sichuan is very complex , showing intense structure deformation in overthrust belt , high structure amplitude , steep stratigraphic dip , developed fault blocks , complex seismic wave field , frequent change of lateral velocity , and poor image of post - stack time migration processing
摘要川西龙门山前缘构造非常复杂，逆掩推覆构造带构造形变强烈，构造幅度大，地层倾角陡，断块发育，地震波场复杂，速度横向变化大，常规叠后时间偏移处理成像效果较差。 | | 6. | Prestack migration method , based on wave motion equation , is also developed for receiver function , and compared with ray method . both p - to - s conversion wave and direct p phase contained in receiver function are migrated and imaged by reverse - time migration for data gather including all receiver functions recorded in all seismological stations for one event , and imaging profile is finally obtained by stacking for all events
本文还在接收函数射线反投影叠加成像的基础上，提出了一种基于波动方程的接收函数叠前偏移成像方法，将同一事件接收函数中的转换波和直达p波震相以各自的速度向深度方向逆时延拓成像，并通过不同慢度接收函数的叠加，得到最终的偏移成像结果。 | | 7. | This paper presents the prestack time migration to curved rays for minor fault blocks , which is of more accurate migration , allowing the travel - time equation to be more close to the real pathway of layered media seismic wave propagation , the focused imaging to be more precise , the migrated results to be of good preserved amplitude processing property and the output trace gathers to be used for the lithologic analysis and inversion study
采用弯曲射线叠前时间偏移技术使小断块准确偏移归位，其走时方程更接近层状介质地震波的真实传播路径，成像聚焦更精确，且通过特殊振幅处理，其偏移结果有很好的保幅性，输出的道集可以用于岩性分析和反演研究。 | | 8. | A new finite - difference method is developed for seismic modeling and reverse - time migration based upon the voronoi cell construction on irregular grids . curved velocity boundaries and irregular earth surface can be accurately represented using the irregular grid implementation . therefore the modeled and migrated results can be more accurate , and meanwhile , the efficiency is still preserved using an explicit finite - difference scheme
本文的方法可以实现任意非规则网格上的显式差分计算，因此该方法在保持了传统的矩形网格差分算法简单、高效特点的同时，又能精确地描述弯曲界面和起伏地表，提高了有限差分地震模拟和偏移结果的精度。 |
- Similar Words：
- "time mechanism" English translation, "time memory" English translation, "time memory tradeoff" English translation, "time meridian" English translation, "time meter" English translation, "time migration after stack" English translation, "time milking" English translation, "time minimization problem" English translation, "time model" English translation, "time modulated selector pulse" English translation
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