| 1. | Three - pass 3 - d pre - stack migration by radon projection
三步法三维叠前拉东投影偏移 |
| 2. | Application of pre - stack two - phase media attribute inversion in prediction of carbonate reservoirs in tazhong block
叠前双相介质属性反演技术在塔中碳酸岩储层预测中的应用 |
| 3. | Applied seismic forward modeling part : quantitative determination of thin layer anisotropy by pre - stack seismic forward modeling
用地震正演叠前炮集记录模拟方法定量解释薄砂岩的各向异性 |
| 4. | With the application of pre - stack migration technique in zhongyuan oilfield , final results prove the effectiveness of this technique
通过叠前偏移技术在中原油田的应用，结果表明了该技术的有效性。 |
| 5. | It has been proved that application of forward model to pre - stack depth migration image is very helpful to improving image quality of seismic data processing
事实证明，这种将模型正演应用于叠前深度偏移处理成像的方法对于提高地震资料处理的成像质量具有非常重要的作用。 |
| 6. | Actual seismic data procession shows the efficiency of this method to increase the signal - to - noise ratio of horizontal stacked profile , especially for inaverage signal - to - noise ratio in pre - stack trace assemblage data
实际地震资料处理表明，这种方法能够有效地提高水平叠加剖面的信噪比，尤其对于叠前的共中心点道集资料中信噪比不均衡的情况，效果更好。 |
| 7. | So a new method , the cascade matched filtering processing technique characterized by pre - stack multi points , is proposed , which uses iteration before stack and utilizes stack to improve the stability of the matching operator to realize the consistency of the two kinds of source record
该技术在叠前通过逐步逼近法，并利用叠加手段提高匹配算子的稳定性，实现提高2种震源记录一致性的目的。 |
| 8. | Finally , using the static reservoir description as the basis , pre - stack and post - stack 4 - d seismic data processing result as the constraint , the 4 - d seismic feasibility study as the evidence , began basic dynamic reservoir description in order to analyz
最后，以地震静态油藏描述为基础，以迭前和迭后四维地震资料处理结果为约束，以四维地震可行性研究结论为依据，进行初步的油藏动态描述，主要分析注水前沿的推进过程。 |
| 9. | Geological model is set up by using seismic data interpretation result to perform ray - trace forward modeling analysis , and to guide the establishment of initial velocity model of pre - stack depth migration , thus reaching the purpose of precise image of complex structure under complex surface
利用已有地震资料解释成果，建立地质模型进行射线追踪正演模拟分析，从而指导叠前深度偏移初始速度模型的建立，达到了复杂地表下复杂构造精确成像的目的。 |
