Depression-Uplift structure is a basic structural unit developed on crustal surface, it is secondary structure and is superposed upon larger plate tectonics. 坳陷构造是地壳表层的基本构造单元,它叠加在大的板块(或地块)构造之上,属于二级结构构造。
Studying crustal movement and deformation of plate boundary by GPS Survey GPS测量研究板块边界的地壳运动和变形
Crustal deformation monitoring over large areas: Space geodetic techniques can be used for deploying deformation monitoring network over large areas, monitoring plate movements and relative movements in some large tectonic units, detecting variations of large-scale stress field and deformation field and seeking stress concentration areas. 大区域地形变监测:应用空间大地测量技术,布设大区域的形变监测网,监测板块运动及一些大构造单元的相对运动,探测太区域应力场、形变场的变化,寻找地应力的集中区。
The academic opinions related to large igneous provinces propose a set of mechanisms to explain continental growth, recycling of crustal materials and metallogenesis, and these mechanisms are entirely different from those of the plate tectonic theory. 大火成岩省学说所解释的大陆增长、地壳物质返回地幔和成矿作用过程完全不同于板块构造学说。
Crustal deformation as a precursor to earthquake on plate margin 板缘地震地壳形变前兆一例
Nd isotopic model ages of basement rocks suggested that the crustal age of Ili plate in the north ( 1.9Ga) is younger than that of the South Tianshan ( STS) fold belt in the south ( 2.2Ga). 本区北部伊犁地块基底岩石的Nd同位素模式年龄约为1.9Ga,南部南天山褶皱带的约为2.2Ga。
Evidence for both crustal and mantle earthquakes in the subducting Juan de Fuca plate 胡安·德富卡消减板块内地壳与地幔地震的证据
Deep seismic sounding and magnetotelluric sounding data revealed the crustal-mantle lithosphere structure on the northern margin of Yangtze plate and provided deep geological evidence for analysis of formation and evolution of the Palaeozoic basins. 七·五计划期间,在扬子板块北缘地带所作地震测深(DSS)和大地电磁测深(MTS)成果揭示了该地带壳(慢)岩石圈结构,提供了分析古生代盆地形成演化的深部地质依据。
Based on the characteristics of horizontal crustal movement in China ′ s continent, the geodynamic environment around China ′ s continent has been analyzed, and a rough estimation has been made for the magnitude of acting forces from each plate and block to China ′ s continent. 根据中国大陆地壳水平运动的特征,分析了中国大陆周围的动力学环境,并对各板、地块对中国大陆作用力的大小进行了概略估计。
Plate tectonics is explained, including motive force of crustal movement, delimitation and boundary of plates, relation be-tween plate tectonics and earthquake. 介绍了关于地球地壳运动的板块学说理论,主要内容是板块运动的动力、板块的划分、板块的分界线,以及板块构造学说与地震的关系。
The geothermal display is affected by the deep crustal structure and material migration and the geothermal energy is provided by the quantity of heat produced by the collision process of the Indian plate against the Eurasian plate and the magmatic intrusion. 水热显示是受深部地壳构造与物质运移所制约,其热能是由印度板块与欧亚板块碰撞过程中所产生的热量和岩浆上涌所提供的。
The global crust is moving in the background field of global crustal motions, whose Euler parameter is a basic character of plate motion. 全球地壳运动是在全球地壳运动背景场中发生的,其背景场的运动参数是表征地壳运动的最基本特征。
Our result show that the primary driving force source accounting for the crustal movement in this region is from the collision between the India and Eurasia plate as well as the huge gravity potential energy of the Qinghai Xizang Plateau. 结果表明,造成中国大陆及邻区现今地壳运动及形变的主要动力来源为印度-欧亚板块碰撞及中国西部地区,特别是青藏高原的巨大重力位能。
In this paper we study the difinition, characters and establishment of the background field of the crustal deformation, the global plate motion models and Chinese plate motion models based on the direct measurements and indirect ones from space geodesy. 本文主要利用GPS等空间大地测量手段的直接和间接观测资料,对形变分析背景场的定义、性质以及其建立方法进行了研究,并建立了全球主要板块和中国大陆内部块体的运动模型。
With the rapid development of space geodetic techniques at recent 30 years, the new space geodetic data and new analytical techniques open a new way to monitor and study the crustal motion and dynamic variety of global tectonic plate. 近三十年空间大地测量技术的发展,开辟了监测和研究地壳运动和全球构造变化的新途径。