对于造成海洋盆地形成的机制,至今还没有给出非常令人满意的解释。
No very satisfactory account of the mechanism that caused the formation of the ocean basins has yet been given.
北达科他州的魔鬼湖(Devils Lake,德弗尔斯湖)的流域范围局限在一个盆地地形中。
这些盆地在地形图中很明显。
衡阳市处于湖南省凹形面的轴带部分,周围环绕着断续环带属岭脊山地,构成典型的盆地形势。
Hengyang City in Hunan Province concave surface of the shaft, surrounded with a ring of intermittent ridge mountain ridge, a typical situation in the basin.
根据盆地形成演化历史及结构特征,将中国沉积盆地划分为单型与叠合型两大类。
According to basin's evolutional history and structural features, the sedimentary basins in China can be divided into monotype and superimposed type basins.
它留下盆地和山脉地形,还有矿产和资源丰富的土地,土地具有价值,并且对当地存在的文明有益。
This left behind the basin and range topography, as well as mineral and resource rich land that has been of value and use to the cultures that inhabited the region.
全境地形分为亚马孙平原、巴拉圭盆地、巴西高原和圭亚那高原,其中亚马孙平原约占全国面积的1/3。
The whole situation into amazon basin-shaped, Paraguay basin, Brazil and Guyana highland plateau, where the Amazon plains area accounting for about 1 / 3.
南沙海域新生代发生的多次构造运动既是盆地形成的主要原因,也是控制局部构造形成和发育的主要成因。
There are several construct movements at the southern part of south China Sea that are the main reason of basin formation and Local Structures forming and developing.
构造活动是控制沉积盆地形成的主要因素。
Structure is the main factor which controls the sedimentary basin formation.
值是0.624,说明流域盆地形状大概是椭圆形;
E value was 0.624. The drainage basin shape might be elliptical.
盆地形成机制研究在深部过程控制、多重机制联合作用、幕式裂陷和反转过程等方面取得显著进展。
Recent studies have further improved our understanding of basin forming mechanism in deep processes, combined mechanism and multiple rifting and inversion.
特提斯洋关闭和印度板块持续推挤是中国西部前陆盆地形成的构造动力学背景。
Closing of Tethys and continuous compressing and squeezing of Indian plate were the tectonic dynamics background for the formation of foreland basins in western China.
构造演化经历了基底和火山盆地形成及剥蚀三个阶段。
The tectonic evolution involved basement forming, volcanic basin forming and late erosion.
基于野外变形分析与断层滑动矢量构造应力场反演,初步确定了六盘山盆地形成与构造演化历史。
Based on the field analysis of deformation and stress field inversion from fault slip data, the formation and tectonic evolution history of the Liupanshan basin has been preliminarily established.
海洋盆地形成和进化是由什么控制的?
What are the processes that control the formation and evolution of ocean basins?
测高空间重力异常也可刻画陆架构造及盆地分布,由其推算出的海底地形含有大量的海底构造信息。
The altimetry free air gravity anomaly can describe structure and basin on continental shelves, and its derived submarine topography contains lots of submarine tectonic information.
盆地形成后期火山作用微弱。
基底收缩可以促使斜向挤压盆地形成背冲式构造组合格局。
The combinatorial patterns of the back thrust structural styles can be caused by the substrate contraction in the oblique compression basin.
中国含油气盆地形成机制及油气藏类型有很大的特殊性。
In China, the mechanism of oil and gas bearing basins and the type of oil and gas pools are unusual.
依据起源于被动大陆边缘海相盆地的层序地层学基本原理,对缺乏地形坡折的柴达木盆地第四系进行了层序地层研究。
The Quaternary of Qaidam basin, being lack of topographic break, was studied based on the theory of sequence stratigraphy, which originated from marine basins in passive continental margin.
一般都认为造山带和盆地形成于不同的地球动力学环境。
It has been generally considered that orogenic belts and basins are formed by different geodynamic mechanisms.
自由对流单元的侧向迁移,使盆地形成非对称性。
The lateral migration of the free thermal convection elements permits the asymmetric basin to be developed in the study area.
与此同时,在距离震中较近的地区,由于长江在四川盆地形成了厚厚的沉积层,地质结构不稳定,震动更为严重。
Meanwhile, shaking closer to the epicenter was made worse by a thick layer of sediment deposited in the Sichuan Basin by the Yangtze River, which makes the ground there unstable.
这些区域的形成,除该区域中煤耗总量较大以外,还与大气输送网络和盆地地形有密切关系。
The formation of these areas is closely related to consumption of large quantities of coal within the areas as well as the atmospheric transport network and the topography of the basins.
沿江前陆盆地形成于扬子与华北板块碰撞活动中的前陆变形带上。
The around-Yangtze foreland basin occurred in a foreland deformation belt caused by the collision between the Yangtze and North China plates.
火山岩岩浆的形成既与古特提斯洋的俯冲洋壳在深部脱水有关,又与南澜沧江带红层盆地形成初期的拉张作用有关,为山—盆转化阶段特殊岩浆类型。
The origination of the magma is related with the dehydration of the subducting plate of the Palezoic Tethy Sea and the early tension of the form of the Lancangjiang belt red layer basin.
岩相古地理图可以大体反映盆地形成时的盆山格局和原始沉积特征。
The lithofacies palaeogeography map can show the pattern of basins and mountains and the characteristics of original deposition.
县境四周环山,境内地形多样,中南部为低山丘陵区,东部、北部山多谷深,西部为山间盆地。
County surrounded by mountains, the territory of diverse terrain, for the south-central hilly areas in the eastern and northern mountainous deep valley, the mountains to the west basin.
沿盆地长轴方向,在坡降缓、斜坡长的古地形等条件下,源远流长地巨大的定向曲流河携带大量的泥沙进入湖盆,在河湖作用过渡带形成曲流河三角洲沉积体。
The immense oriented meandering river, along the long axis of the depression and with the gentle declivity and long slope, carried a large amount of mud and sand into the lake basin.
沿盆地长轴方向,在坡降缓、斜坡长的古地形等条件下,源远流长地巨大的定向曲流河携带大量的泥沙进入湖盆,在河湖作用过渡带形成曲流河三角洲沉积体。
The immense oriented meandering river, along the long axis of the depression and with the gentle declivity and long slope, carried a large amount of mud and sand into the lake basin.
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