伸展盆地
- 网络extensional basin
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伸展盆地动力学研究中的火山岩REE反演技术
The volcanic rock REE inversion technology used in the study of extensional basin dynamics
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伊通地堑是我国东部中-新生代发育的走滑-伸展盆地。
Yitong graben is a strike-slip and extensional basin in Meso-Cenozoic , the eastern China .
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渐新世太平洋板块以俯冲后撤作用为主,致使NW-SE向陆内扩张而形成一系列大型陆内伸展盆地,以及来源于软流圈地幔的玄武岩。
Controlled by the roll-back subduction belt of Pacific Plate during Oligocene , the NW-SE direction intracontinental spreading happened and a series of large intracontinental extensional basins and basalts derived from asthenosphere mantle were developed in this area .
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伸展盆地的早期阶段,在双峰火山岩组合的高钾流纹质火山岩系中产出鲁春式VHMS矿床,具有Zn-Cu-Pb-Ag金属组合特征,形成于深水环境;
In the early stage of the extension basin , the " Luchun type " VHMS deposits showing the association feature of el-ements ( Zn-Cu-Pb-Ag ) formed in the high-K rhyolite of the bimodal rocks and developed in the deep-water fa-cies .
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伸展盆地的晚期阶段,在中酸性火山岩系与上覆碳酸盐岩接触带中产出赵卡隆式VHMS矿床,具有Ag-Fe-Pb-Zn金属组合特征,形成于浅水环境;
In the late stage of the extension basin , the " Zhaokalong-type " VHMS deposits showing the association feature of elements ( Ag-Fe-Pb-Zn ) formed in the contract strip between the intermediate-acidic volcanic rocks and the overlying carbonate rocks and developed in the shallow-water facies .
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第9层序为晚白垩世至第三纪的伸展盆地。
Sequence IX is characterized by the late Cretaceous and Tertiary rift basin deposits .
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莺歌海盆地为前第三系基底上发育的断坳转换伸展盆地。
Yinggehai Basin is a faultdepressed basin developed on the basement of PreTertiary System .
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中蒙边界地区晚中生代伸展盆地的结构、演化和成因
Structure , evolution and origin of Late Mesozoic extensional basins in the China-Mongolia border region
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转换伸展盆地莺歌海的演化
Evolution of transform - extension Yinggehai Basin
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试论前陆-伸展盆地
Discussion on foreland - extension Basin
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盆地主要有两种类型:(1)伸展盆地;(2)前陆(或挠曲)盆地。
These basins can be classified into two main types : ( 1 ) ex-tensional basins ;
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早中侏罗世地层可能为拉配泉断裂之上的伸展盆地沉积。
The Early-Middle Jurassic strata were probably deposited in an extensional basin above the Lapeiquan fault .
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白细胞流变性分析大陆岩石圈流变性是伸展盆地动力学研究中的一个重要方面。
Hemorheological Parameters Study of Leucocyte Continental lithospheric rheology is one of the most important aspects in basin geodynamic analysis .
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前陆-伸展盆地是一类新型的原型盆地。
The foreland-extension basin is a new prototype , with structure characteristics of both the foreland basin and the extensional fault-down basin .
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伸展盆地地表热流值的模拟计算&以渤海湾盆地济阳坳陷为例
An Inversion Method of the Surface Thermal Flux Distribution in Extensional Basins : A Case Study of Jiyang Depression , Bohai Bay Basin
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作为两类典型的沉积盆地,伸展盆地和前陆盆地的沉降定量分析模型及模拟技术,近年来不但取得了长足的进展,而且已被广泛应用。
Quantative analysis model of subsidence and simulation technique for extensional basins and foreland basins , not only have been rapidly developed and widely applied .
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陆相伸展盆地的层序类型、结构和序列与充填模式&以冀中坳陷下第三系为例
Types , Textures and Series of the Continental Sequences and Model of Sedimentary Basin-Fill in Rift Basin : A Case Study from Jizhong Basin , China
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中蒙边界地区在晚侏罗世晚期&早白垩世发育一个广阔的伸展盆地体系,内部由许多不同规模的次级盆地所组成。
A broad extensional basin system developed in the China-Mongolia border region in Late Juras-sic-Early Cretaceous times , and was internally built up by a number of subbasins of various scales .
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伸展盆地生长断层上盘的断鼻型圈闭与逆牵引背斜型圈闭一样是油气勘探的主要目标。
The reverse drag anticline traps and the nose shaped high trap in the hanging wall of growth fault in extensional basin are the major targets in oil and gas exploration .
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伸展盆地地层发育的控制与过程的研究主要反映在断层的生长过程、裂谷盆地的侵蚀、汇水和沉积物流等方面的精细研究。
The study of processing and controlling in the stratigraphic development of extensional basins are documented by the precious studies in review of fault growth , erosion , catchment and sediment flux .
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次稳定的伸展盆地,是沿着加里东期两个古老陆块的拼合边界由南而北发展起来的,在其发展过程中,江-绍断裂的走滑作用起了重要作用。
The extensional basin formed along the combination belt of two landmasses in the Caledonian movement from south to north , and the Jiang Shao fault played an important role in the formation process .
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晚泥盆世到三叠纪(古特提斯洋阶段),塔西南边缘经历了陆内裂谷/被动大陆边缘盆地-弧后伸展盆地-弧后前陆盆地发展旋回;
From Late Devonian to Triassic , the period of paleo-Tethyan ocean ocean , the southwestern margin of Tarim experienced the developmental cycle of intracontinental rift / passive epicontinental basin-back-arc extensional basin-back-arc foreland basin .
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综述了近年来在南海北部大陆边缘开展的岩石圈热状态、流变学及南海成因机制和国际上伸展盆地成因数值模拟等方面的研究进展。
Here we synthesize the recent advances in researches about thermal state and rheology of lithosphere in the northern South China Sea and its formation mechanism , along with numerical modeling of extensional basin formation .
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大量研究结果表明,在断陷伸展盆地中,沉积体系在盆内的分布及其发育不仅仅与湖平面变化、气候等因素有关,而是主要受构造作用的控制。
A great deal of research shows that distribution and up-growth of sedimentary system in fracture extend basins is not only related to change of lake level and climate , but mainly controlled by tectonism .
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伸展盆地的大地热流值可以认为是由地幔热流、地壳内部和盆地沉积物生热效应以及岩石圈和沉积物导热性质等多个因素综合叠加的结果。
In an extensional basin , the surface thermal flux could be controlled by several factors such as the thermal flux derived from mantle , radioactive heat generation of the upper crust and sediments , and the thermal conductivities of lithosphere and sedimentary strata .
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伸展盆地复杂断块区往往发育多个方向的断层,这种复杂的正断层组合过去有人认为是多期构造叠加作用的结果。
There are many faults with different trends in complicated fault blocks in an extensional basin , and the fault assemblages are very complex . Such complicated fault assemblages are usually thought to be the result of superposition tectonic events of multiple stages in the past .
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晚侏罗世&早白垩世盆地成盆模式有3种(走滑盆地,伸展盆地,类前陆盆地),将该地区分为西部伸展盆地区、东部走滑盆区地和南部挤压盆地区。
There are 3 type of basin formation model ( strike slip basins , stretch basins and foreland like basins ) for Late Jurassic and Early Cretaceous basins which can be further classified into western stretch basin region , eastern strike slip basin region and southern compressive basin region .
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基底不均匀伸展对盆地构造形成特征影响的实验研究
Experimental study on influence of inhomogeneous extension in basement on structure formation in extensional basins
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根据区内盆地特征,可划分为地堑型盆地、铲状断层型盆地和变换-伸展型盆地3类。
Based on the characteristics of the basins , there are three types of basins in the area : graben , listric faults and transform extension .
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莺歌海盆地属南海北部被动大陆边缘新生代高热盆地,其是在古红河断裂带之上发育起来的新生代走滑伸展型盆地,经历了渐新世左旋和上新世右旋的成盆演化过程。
The Yinggehai basin is a young but high geo-temperature basin that was developed in the Cenozoic at the continental margin area of northern South China Sea .