查询词典 subduction

The permo-carboniferous coal measures in North China Basin were formed under the condition of epicontinental sea which was characterized by the extreme gentle slope and high frequency of sae-level changes, the contemporaneous margin portion of which was probably very far or had been destroyed during the proccess of plate subduction and continental collision. The lowstand systems tract, therefore, has not be discovered up to now.

华北晚古生代内陆表海古地貌上表现出的极缓的基底和海平面的高频变化，具有特殊性，其同期的边缘海部分可能距离很远或在板块消减及大陆碰撞过程中被破坏掉，因而至今未发现低位体系域存在的证据。

The epicontinental arc volcanics related to the Permo-Triassic activities suggest the subduction of the Jinshajiang oceanic crust,and the ocean-continent tectonic regime transformation and the northward accretion of continental crust.

与二叠纪和三叠纪活动陆缘有关的陆缘弧火山岩带反映金沙江洋壳发生消减、洋-陆构造体制转换和大陆地壳向北增生的过程。

The epicontinental volcanic magma arcs and residual sea basins that occurred at the stages of the oceanic crust subduction and oceanic basin closure, and the epicontinental volcanic...

在洋壳俯冲和洋盆闭合阶段陆缘火山岩浆弧、残余海盆和俯冲带上形成的陆缘-火山碎屑沉积相、含碳质沉积相及混杂蛇绿岩块等是金丰度较高的地质体，构成了成矿系统潜在的矿源层。

The closing of the Yaluzangbu suture zone during Oligocene to Miocene and the intracontinental subduction towards to north of the Indian plate occurred in Himalayan piedmont zone during Pliocene to Pleistocene, caused the Himalayan mountain uplifting highly and the Henghe foredeep settling deeply.

3通过塔西南拗陷、库车拗陷、川西拗陷、准噶尔南缘拗陷中新生界构造演化、地层沉积、烃源岩特征、形变特征的类比分析，将库车拗陷、准噶尔南缘拗陷划分为弱压扭盆地；塔西南拗陷、川西拗陷划分为强压扭盆地。

Chinese mainland and its neighboring areas are regarded as the ideal laboratory for the geodynamical study of continent-continent collisionnal orogens, ocean lithosphere subduction and the evolution of the ancient-continental lithosphere.

中国一直是全球地学研究的前沿阵地，是全球陆－陆碰撞造山、海洋岩石圈俯冲和古大陆岩石圈演化动力学研究的理想实验室。

The lithospheric mantle of the Chinese continent, as a whole, is in compressive tectonic regime. 2. The lithosphere of eastern portion of the Chinese continent, being in extensional regime for level-shallow and motion eastward but westward dipping imbricated subduction that formed by high- and lower velocity slabs within lithosphere, suggests that it is in compressional regime in deep levels as a whole.

岩石圈大地水准面异常、水平应力场和P波地震层析等显示，中国东部岩石圈浅层次向东运动，处于相对伸展状态，而深层次高、低速板片向西叠瓦式俯冲形成挤压构造背景，以部分脱耦形式实现不同深度层次之间的调节。

Indicating that mafic magma has formed in a subduction-related setting.

表明岩浆形成于与俯冲有关的环境。

During the subduction and collision of Yangtze and Sino-Korean craton in Triassic period, they all subduced into mantle depth, due to the granite was relative poor in water and denser than sedimentary rocks, the kinetics rate of metamorphism of granite was much more slow than that of sedimentary and mafic volcanic rocks.

即在扬子板块与中朝板块三叠纪俯冲—碰撞过程中他们一起进入到地幔深度的超高压环境，但由于花岗片麻岩的原岩相对于副片麻岩的原岩明显贫水且结构致密，其中发生变质作用的动力学速度明显慢于沉积岩或基性火山岩中的动力学速度。

From the Late Carboniferous to the Permian, Junggar region into the post-collision tectonic evolution stage, in the stage of the post-collision, the early subduction slab rupture and separate, asthenosphere decompression melting, basalt magma take place underplating, because the underplating of the basalt magma, low crust melt by the high temperature forming the acid crust-magma, the basic magma from mantle and acid one from crust mixing at the vicinity of the crust-mantle boundary, formed the Huangyangshan magma mixing plution, the dioritic microgranular enclaves are the recorder of the crust and mantal magma mixing process.

从晚石炭世到二叠纪，准噶尔地区进入后碰撞构造演化阶段，在后碰撞构造阶段，早期的俯冲板片断离，软流圈减压熔融，玄武质岩浆底侵至下地壳底部，底侵基性岩浆带来的巨大热量，导致地壳物质熔融，形成大规模的花岗质岩浆，两种岩浆在壳-幔边界附近发生不同程度的混合，其中闪长质微细粒包体就是基性的幔源岩浆和酸性的壳源岩浆不同程度的混合的记录者。

The volcano-sedi mentary strata,with principal part calcareous turbidites and outcroping at Juema -Bage and Zhaxi,are products of an active continental margin:the island arc tho leiite recording a subduction of the major oceanic basin of Paleotethys in early Late Triassic.

上述发现为碧土带是复杂的造山带拼贴体、古特提斯主洋盆是开阔的多岛洋和晚三叠世活动大陆边缘可能属马里亚纳型提供了重要证据。

I smile at your play with that little bit of a broken twig.

我微笑着看你玩那一段小小的树枝。

They may be produced for almost any shaft angle.

他们可能在制作中几乎任何一个轴角。