对于构造复杂地区，该法往往失效。
结果表明：叠前时间偏移技术能够有效地提高构造复杂地区煤层的成像效果，提高煤田地震资料的信噪比和分辨率。
The results demonstrated that this technology can improve imaging of coal seams in structure complicated areas and coalfield seismic data signal-to-noise performance and resolution effectively.
叠前深度偏移技术是解决复杂构造和速度横向变化剧烈地区的地震资料成像问题的理想技术。
Prestack depth migration is an ideal technique for seismic data imaging in the regions with complex structural conditions and severely changeable lateral velocities.
这个项目的主要困难是这个地区的地质构造的非常复杂。
The main difficulty with the project is that the geological structure of the area is very complicated.
车镇凹陷大王北地区油气十分富集，复杂的地质结构和构造演化过程导致了该区圈闭类型十分丰富。
Dawangbei area of Chezhen Sag had rich oil and gas, complex geologic framework and structural evolution caused the multiple trap types.
板桥地区由于构造复杂、储层横向变化快，隐蔽油气藏的勘探难度较大。
The subtle reservoirs in Banqiao area is hard to detect due to complex underground structure and rapidly lateral changes of reservoirs.
赣东北地区浅变质岩地层非常发育，构造十分复杂。
Lower metamorphic strata are well developed with complicated structure in the northeastern area, Jiangxi Province.
本文提出了复杂构造地区的目标导向观测系统的设计方法。
A target-oriented layout designing method guided by wave equation forward modeling in complicated structure areas is proposed in this paper.
金厂峪地区的构造非常复杂，与金矿的成矿作用关系密切。
The tectonics of Jin-Chang-Yu area is very complicated and closely related to the gold mineralization of this region.
大型水利水电工程所处地区地质构造复杂，涉及的地质信息众多，给工程设计带来了很大的困难。
Due to the complicated geological structure and huge related information, great difficulties have been encountered during the engineering design of large-scale hydraulic projects.
温吉桑-温南地区历经燕山、喜山运动，形成了一系列成排成带展布的断背斜、断鼻等复杂构造圈闭。
Wenjisang - Wennan area had experienced Yanshan and Himalayan movement, and resulted in a series of complicated structural traps such as faulted anticline and faulted nose, etc.
南江地区灯影组位于叠合盆地底部，形成时代最老，经历了多期次构造运动，成岩作用复杂。
The Dengying Formation in Nanjiang area located at the bottom of the superimposed basin, characterized by the old age, the multi-stages of tectonic movement and complex diagenesis.
涠西南地区地质构造复杂，在钻井过程中极易发生井壁坍塌、漏失，甚至发生卡钻事故。
Borehole sloughing, mud losses and pipe sticking were frequently encountered in Weixinan area with formations being geologically complicated.
观音阁水库大坝地处石灰岩地区，地质构造复杂，岩溶发育。
Guanyin 'ge Dam is located in a limestone area. The geologic structure of the foundation is complex with developed karst.
大巴山前缘逆冲推覆带足一个构造复杂，但油气前景较好的地区。
The over-thrust nappe in the margin of Daba Mountain is a zone with complex structures but fairly good prospects to hydrocarbon exploration.
苏北盆地的SXF地区是典型的低信噪比地震资料地区，断裂系统复杂，构造破碎，圈闭面积小，火成岩发育。
Because of complex fracture system, faulted structures, and rich igneous rocks, SXF area is a representative low signal-to-noise ratio seismic data region in Subei basin.
唐山地区区域构造复杂，工程地质问题众多，地震频繁，总体看来唐山地区区域地壳稳定性相对较差。
Tangshan area, complicated in regional structures which result in frequent engineering problems and earthquakes, is relatively unstable in its regional crust.
东南亚是全球构造最复杂的地区之一。
The SE Asia area is the one of the complexest areas in tectonic.
关山地区水文地质及工程地质条件复杂，地下水类型以基岩裂隙水和断层构造裂隙水为主。
The geological, hydrogeological and engineering geological conditions are complicated in Guan Mountain region, with the ground water mainly as the rock and tectonic crevice water.
在复杂构造地区，地震速度横向变化大，常规偏移方法已无法完成复杂断块的正确成像。
Because of the lateral velocity varying in complex geologic areas, some conventional imaging methods can not fulfill the correct image of complex fault blocks.
川东地区地表条件极为复杂，地形起伏大，构造顶部多出露二叠系、三叠系碳酸盐岩。
In east Sichuan, surface condition is very complicated, landform undulates terribly, and the cropped anticline mostly consists of Permian and Triassic carbonate rocks.
四川盆地川东地区地质构造隆起幅度高，断层发育，地下构造复杂，地层分层困难。
Stratigraphic division is challenging in the eastern Sichuan Basin due to the large amplitude of structural high, highly developed faults and complex subsurface structures.
根据分形几何学的重要参数———分形维数可以反映复杂分形体空间分布的特征，将红柳地区构造层断层系作为一个平面集来进行分形维数的研究。
The fault system of structural horizon in Hongliu area was taken as a plane set to be studied with the fractal dimension.
川东地区高陡构造分布广、勘探前景可观，但复杂情况众多。
In East Sichuan, the high steep structures are widespread, their exploration prospects being considerable, but the geological conditions are complex.
褶皱-冲断带和盐相关构造均十分发育的秋立塔克地区构造极其复杂，该地区新生界内部存在两套起滑脱层作用的膏盐层。
Fold-thrust belts and salt-related structures are very prevalent in the Kuqa foreland fold-thrust belt of Tarim Basin in Northwest China.
伏牛山东麓地区经历了长期而复杂的构造演化，从新太古代到中生代、新生代不断活动，奠定了该区的基本构造格架。
The tectonic evolution of the east foot of the Funiushan area has gone through long-term and complicated activities from Pt1 to Mz and Cz, it forms the basic tectonics of this area.
川东北地区是一个具有复杂构造的中新生代盆地，以海相沉积为主的三叠系是重要的储层。
Abstract1 Northeast Sichuan basin is a Mesozoic-Cenozoic basin with complex tectonics, Triassic formation based on Marine deposits was an important potential resource and reservoir.
川东北地区是上扬子板块北缘的中新生代含油气盆地，具有复杂的构造和成藏历史。
Northeast Sichuan basin is a Mesozoic-Cenozoic basin in north margin of the Yangtse plate, which has a complex tectonic background and hydrocarbon accumulation history.
三个条带内电性结构有明显差异，反映出本地区地质构造十分复杂。
In these three zones the quite different electrical structures indicate very complicated geological structure.
三个条带内电性结构有明显差异，反映出本地区地质构造十分复杂。
In these three zones the quite different electrical structures indicate very complicated geological structure.
应用推荐