First,effective strain rate for slab forging with bulge is expressed in terms of two-dimensional strain rate vector.
首先将有鼓形平板锻造等效应变速率表示成二维应变速率矢量,化为矢量内积后进行逐项积分;其次将逐项积分结果求和并引进鼓形参数计算公式,进而得到应力影响因子的解析解。
Control of plate tectonics over evolution of petroliferous basins and characteristic of oil and gas distribution in China;
中国板块构造对油气盆地演化和油气分布特征的控制
Charm of landing of plate tectonics on the continent as viewed from the study of the archipelagic arc-basin system;
从多岛弧盆系研究实践看板块构造登陆的魅力
Present-day mantle flow and its interaction with plate tectonics inferred from observational evidence;
现今的地幔流动及其与板块构造的相互作用:从观测证据得到的推论
In recent years, many Proterozoic ophiolites are identified,which indicate that modern plate tectonics could be extrapolated at least to the Early Proterozoic, and Wilson cycle has been operated since then.
太古宙科马提岩—拉斑玄武岩普遍与地幔柱的热点活动有关,地幔柱在早太古代构造演化过程中起重要作用,是板块构造的重要补充机制。
Since the advent of plate tectonics, mountain-building is generally referred toas a result of collision between oceanic plate and continental plate or continentalplate and continental plate.
本文根据对中国重要蛇绿岩带的观察,并参考大量国内外文献,对板块构造学说的造山模式提出了否定意见,认为古老山系和现代山系的形成都与板块构造碰撞无关,并提出大陆内部山系形成与盆地形成研究的必要性。
To divide plate tectonic units,as the author held,the four basic principles should be fol-lowed,that is,systematic principle,space-time principle,grade-order principleand synthetic principle.
作者认为板块构造单元划分应遵循4个基本原则,即系统原则、时空原则、层次原则,综合原则。
In terms of the characteristic of interior tectonic deformation in the Yangtze plate and the stage of development and evolution in geohistory, its formed mechanism of the intraplate tectonics is treated in this paper, and the conclusion that the downgoing pattern within the lithosphere can be applied to account for its thin-skin tectonic is made out.
本文在概略分析扬子板块内部构造变形特征和地史发展演化阶段的基础上 ,初步探讨了该板内构造形成的机制 ,认为其薄皮构造可用“岩石圈内俯冲作用模式”予以解释。
Plate Tectonics and Geodynamics of Orogenesis of the Southwest Tianshan Mountains;
西南天山板块构造及造山运动动力学
What does the theory of plate tectonics maintain?
这板块构造学说的理论讲些什么?
Plate tectonics is now almost universally accepted.
如今板块构造几乎被普遍接受。
THE SEISMICITY AND PLATE TECTONICS IN EURASIA
欧亚地区的地震活动和板块构造(英文)
The action of plumes not being confined to plate boundaries is basic to the theory of plate tectonics.
地幔羽的活动并不局限于板块边界,是板块构造理论的基
the gradual movement and formation of continents (as described by plate tectonics).
大陆的逐渐移动和形成过程(板块构造学的描述)。
The Plate Tectonic Conditions and Their Controls on Hydrocarbon in Turpan-Hami Basin
吐哈盆地板块构造条件及其对油气的控制作用
RECENT PLATE TECTONIC BOUNDARIES AND STRONG EARTHQUAKE BELTS IN EURASIA
欧亚地区现代板块构造边界和强震活动带
GEOLOGICAL RECORD OF EARLY PRECAMBRIAN OCEANIC CRUST AND ITS IMPLICATION FOR PLATE TECTONICS
早前寒武纪洋壳的地质记录及其板块构造意义
To promote solid earth sciences through development of plate tectonics and continental tectonics study
深化大陆构造研究 发展板块构造 促进固体地球科学发展
Geologists describe the motion of the plates and the consequences of such motion as plate tectonics.
地质学家把板块运动及这种运动所造成的后果看作是板块构造运动。
The theory of plate tectonics holds that the surface of Earth is composed of a dozen or so huge crustal slabs that float on a sea of partially molten rock.
板块构造论认为,地球表面由十来个巨大的地壳板块构成,漂浮在浩瀚如海的部分熔岩上。
<title>DISCUSSION ON PLATE TECTONICS AND?MINERALIZING PROCESS IN MIDDLE?LATE?PROTEROZOIC EON IN QINLING OROGENIC BELT?AND ITS ADJACENT AREA
秦岭造山带及邻区中晚元古宙板块构造与成矿作用初析
The Early Precambrian Collisional Orogenic Process and Plate Tectonics: Chance and Challenge of Precambrian Geology
早期碰撞造山过程与板块构造:前寒武纪地质研究的机遇和挑战
Scientists have developed a theory, called plate tectonics, that explains why most earthquakes occur.
科学家建立了一个能解释大多数地震发生的理论,叫做板块构造。
Likewise, the modern theory of plate tectonics holds that mountains work as stabilizers for the earth.
同样,现代板块构造理论也支持山可以起到稳定地球的作用。
a hypothetical continent that (according to plate tectonic theory) broke up later into North America and Europe and Asia.
板块构造学说中一个假想的大陆,后来分裂成亚、欧、北美的古大陆。
Plate tectonics as a field of study rests on the firm establishment of two essential discoveries.
板块构造作为一个研究领域是以两个重大发现为基础的。
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