推覆构造

赣北推覆构造格局的TM遥感影像分析

A TM image analysis for nappe structure pattern in northern region of Jiangxi Province

本文首先讨论了赣北地区推覆构造四种主要的TM影像鉴别标志。

Four image discriminant marks of the nappe structure on the TM picture in northern part of Jiangxi Provinces are , first of all , discussed .

推覆构造的主干断层不是F2，而是在推覆体之下的硬石膏段中，硬石膏岩是理想的润滑层；

The backbone fault of the nappe tectonic was not F.2 , but within the anhydrite member underlaid the nappe , and the anhydrock was an ideal lubricating layer ;

褶皱阶段的中间构造层次（B）的变形，有局部出现劈理的平行褶皱与相似褶皱并存，伴生有逆冲型韧性剪切带和逆冲-推覆构造。

During the third folding stage , the middle part ( B ) was deformed , there were parallel folds and similar folds , locally with cleavages , and also reverse ductile shear zones and reverse-nappe structures .

GPRS业务的推出使得这一难题迎刃而解。海尔微第带的推覆构造、复理石沉积、华力西地块；

General Packet Radio Service ( GPRS ) puts the axe in the helve . nappe structure , flysch deposit , Hercynian massif in the Helve-tides ;

结果显示，唐山矿推覆构造的走向与煤田内褶皱轴大致平行，沿地层走向呈NE向；

The result shows that the trend of nappe structure is approximately parallel with axis of folds in the coal field , trending NE along the formation strike .

通过对武当山地区的综合研究，提出武当山地区为一韧性推覆构造，其几何样式为一个巨型的AB型褶皱。

By comprehensive study , Wudang Mountain tenacity nappe tectonics has been pointed out at the first time . Its geometrical pattern is a giant " AB " type of fold .

在此基础上，通过对该地区数字镶嵌TM遥感影像的详细解译、分析，探讨了该区推覆构造的宏观分布格局。

Then , on the basis of careful interpretation and analysis of a TM digital mosaic image in the . area , a regional distribution pattern of the nappe structure is further proposed .

SEG山前逆掩推覆构造模型偏移试验表明，该算法具有很高的精度；

Migration results of the SEG foothills overthrust model synthetic data shows that this approach is in high imaging accuracy .

它还受到多期构造变形，平卧褶皱，韧性剪切带和推覆构造均有广泛发育。绿岩中伴生的花岗质岩石，主要为TTG岩系的奥长花岗岩英云闪长岩花岗闪岩系列。

They underwent polyphase structural deformation , giving rise to well developed recumbent folds , ductile shear zones and nappe structures .

西缘近N-S向逆冲-推覆构造带的形成与阿拉善地块和陇西地块向东挤出作用有关；

A N-S trending thrust and nappe belt was developed along the western margin of the Ordos basin , resulting from eastward extrusion of the Alashan and Longxi blocks .

进入燕山期，随着桂东南逆冲推覆构造前缘不断地向NW方向扩展，侏罗纪&白垩纪时期的前陆盆地也不断地向NW方向迁移。

In the Yanshanian period , with continuous NW-directed propagation of the front of the southeastern Guangxi thrust nappe structure , the Jurassic-Cretaceous foreland basin also migrated continuously in a NW direction .

独特的徐宿弧形逆冲&推覆构造，表明造山期郯庐断裂带左行平移幅度达350km。

The unique arcuate thrust-nappe structures in Xuzhou-Suzhou area suggested a sinistral displacement about 350 km of the synorogenic fault zone .

本文介绍了基于广角隐式有限差分单程波传播算子的起伏地表叠前深度偏移方法，并对SEG山前带推覆构造模型进行了检验。

The paper introduced the prestack depth migration from relief surface based on implicit wide-angle finite-difference one-way propagation operator and used SEG piedmont nappe structure model for test .

宁夏南部弧形构造带主要由四大弧形推覆构造带组成，总体走向NW，凸向NE呈弧形展布，延伸150km～300km。

The southern Ningxia ′ s arciform structure zone , extending 150 ~ 300km , consists of four great arcuate thrust nappe structural belts with a convex toward the northeast .

福建省天湖山煤矿区处于闽西南坳陷东条带，推覆构造极其发育，以F31和F1两条推覆断层表现最为突出。

The Tianhushan coalmine area is situated at the east strip of the southwestern Fujian depression , nappe structures are quite developed , especially the F31 and F1 nappes have stood out .

推覆构造产生于J3t之后，K1d之前，系燕山运动中晚期，向下切割及叠加在早期F1滑覆构造系统之上。构造发育规律对找煤勘探具有重要的指导意义。

The nappe structures , which generated in the middle late period of Yanshan movement between J 3t and K 1d , cut down and superimposed on the slide stacking structure system created in the early F 1.The regularities of structural development have important significance for the coal exploration .

结果中卫探区ZW1地震剖面上发育大型的逆冲推覆构造，该逆冲推覆构造形成于晚侏罗世至早白垩世时期。

Results Large thrust nappe structure was developed along ZW1 seismic survey line , and it was formed during Late Jurassic to Early Cretaceous .

这篇文章通过对时间轴引用对数拉伸变换以提高计算速度和成像质量，运用DMO对数拉伸校正方法，对逆掩推覆构造物理模拟资料和实际资料进行了处理分析。

This article studies a logarithm stretching DMO method in the time domain to accelerate the computational speed as well as improve the image quality . It also covers the processing of physical model and real data using the logarithm stretching DMO algorithms .

本文以L14、L55地震大剖面为主，论述了龙门山逆冲推覆构造带北段的结构、模式、形成期、推覆距及油气远景。

Mainly based on seismic profile L_ ( 14 ) and L_ ( 55 ), the authors discuss the texture , mode , formation time , thrusting distance and oil and gas prospects of the northern sector of thrusting nappe structure of Longmen Mountains .

闽西南地区东部逆冲推覆构造及其形成机制

An overthrust tectonic in southwest Fujian and its mechanism of formation

推覆构造滑脱层有限变形力学分析

Mechanical analysis of finite deformation of decollement level in nappe structure

推覆构造具有台阶状逆断层及其相关褶皱组合的几何学特征。

The stepped thrusts and associated folds are characteristics of nappes .

德兴推覆构造地质特征及与成矿关系

Geological features of Dexing nappe structure and its relation with metallogenesis

贵阳市乌当地区逆冲推覆构造的特征分析

Characteristic analysis of thrust and nappe tectonics in wudang , guiyang

澜沧地区的逆冲推覆构造研究

A study on the thrust nappe structure in Lancang region

走滑剪切、扭动与推覆构造复合控岩控矿；

Strike-slipe shearing and torsion and nappe structure controlling rocks and ores ;

海尔微第带的推覆构造、复理石沉积、华力西地块；

Nappe structure , flysch deposit , Hercynian massif in the Helve-tides ;

试论北京西山煤田逆冲推覆构造样式及成因

On style of the THRUST-NAPPES in West Hill coal field of Beijing

羌塘中部后中新世叠瓦式逆冲推覆构造

Post-Miocene Imbricate Thrust Structures in Middle Qiangtang , Western China