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tectonic相关的网络例句

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By the research on the high coalrank coalbed methane reservoir of the Qinshui basin including the study of the coalbed thermal evolution level, the temperature and pressure of inclusion in calcite or quartz reef in coalbearing strata, the palaeogeothermal analysis of the fission track of apatite and zircon, the anogenic isotopic age, and the geothermal flux caused by magmatic activity, we have proved the existence of the tectonic thermal event.

通过对沁水盆地高煤阶煤层气藏的实例进行剖析,从煤层的热演化程度,煤系地层的方解石脉、石英脉体中的包裹体温度和压力,磷灰石、锆石的裂变径迹古地温分析,中生代火成岩的同位素年龄,岩浆活动产生的大地热流值方面证明了构造热事件的存在。

So that,the tectonic environment during the forming of them,petrochemical composition,mineral constitutions and feature of trace elements are different from the anorogenic granite.

因此,它们形成时的构造环境、岩石化学成分、矿物组成及微量元素特征等均与非造山花岗岩有一定的区别。

In terms of tectonic environments discrimination by trace elements, the Suzhou granite is related to postorogenic environment , the Kuiqi and Shanhaiguan granites are related to anorogenic environment, and the Laoshan granite lies between them.

构造环境的微量元素判据表明,苏州A型花岗岩与造山后拉张环境有关,魁歧和山海关与非造山拉张活动有关,而崂山具有过渡性质。

Advance in the study of Neoproterzoic mafic-ultramafic rocks in the western margin of the Yangtze craton has been reviewed in this paper. These rocks consists of 0.95—0.90 Ga orogenic rocks and 0.86-0.74Ga anorogenic rocks, which reflect Neoproterozoic tectonic evolution from arc to intra-continental rift in the area.

本文著重总结和评述了扬子地块西缘的新元古代镁铁超镁铁质岩的最新研究成果,认为这一期岩浆活动是由约0.95~0.90 Ga造山带的岩浆活动和0.83~0.74 Ga非造山的岩浆活动组成,反映了从岛弧到板内裂谷的构造演化模式。

In fact, the NCC was dominated in the late Palaeoproterozoic by an extensional-tectonic regime, associated with the development of an aulacogen system, anorogenic magmatism (rapakivi granites, anorthosites, gabbros, granites and pegmatites), with the emplacement of large-scale mafic dyke swarms and with the uplift of the early metamorphic basement or the tectonothermal events of the retrogressive metamorphism.

事实上,在古元古代末期华北克拉通以伸展-裂解构造为主,表现为拗拉谷系发育、非造山岩浆活动(环斑花岗岩、斜长岩、辉长岩、花岗岩类及伟晶岩脉等)、大规模基性岩墙群侵位以及早期变质基底隆升或退变质构造热事件等。

E. , the middle Devonian sedimentary event, which sedimented a suite of epicontinental -coasta1 paraf1ysch formation (the litholcgy was consisted of low fractoin feldspare sandstone and siltstone, and a layer of argilliferous limestone); secondly, the late Variscan magmatic-tectonic event , three biotite diorite batholiths ( previous K-Ar model isotope age was about 220~260Ma and our two -stage common lead isotope age was 260+ 70Ma) and a large number of fracture-controlled quartz diorite veins intrude, and a series of NS distributed tightly complex folds and fractures were developed; thirdly, the late Paleozoic very 1ow grade metamorphism- deformation event, the chlorite-illite crystallinity indices (Δ°2θ) XRD measurements were about 0.25~0.29, which was correlated to the lower part of the anchimetamorphism, and the extremely dense schists were developed throughout the district outcrops

相当于近变质带的下部,并形成切穿矿区几乎所有主要地质体的窃集片理,这与有限相系浅变质碎屑岩的基本宏观地质特征相吻合

The banded-augengranitic complex(476-413Ma) and charnokites (435Ma) in Yunkai upwelling area are formed in active continental margin Volcanic arc tectonic environment of subduction-collision in Caledonian and the augen granite and charnokiteare formed in the post-orogeny environment,and the intrusive gabbro(392Ma) are fromed in extensional environment of the end of Subduction-collision orogeny.

云开隆起区条带-眼球状花岗质杂岩(467-413Ma)及紫苏花岗岩(435Ma)形成于加里东期俯冲-碰撞活动大陆边缘火山弧构造环境,其中眼球状花岗岩、紫苏花岗岩形成于碰撞造山后环境,侵入辉长岩(392Ma)则是俯冲-碰撞造山作用阶段结束伸展环境下的产物。

These autochthonous structures are here suggested to having been formed related to seismic activity during Indosinian tectonic episode.

越靠近断裂带附近,软变形构造呈明显增加的趋势,表明震积岩的分布与龙门山和米仓山—大巴山构造活动有关。

Dynamic stratigraphy applied in palaeogeography Some tectonic geologists revealed that today Devonian outcrops in Longmenshan Orogen is not autochthonous.

动态地层学方面前人研究成果揭示,龙门山地区泥盆系作为造山带的组成部分其现今露头具有非原形和非原地性。

The front of south Qilian Mt. can be subdivided into two units:outcrop unit and basined unit,and strong tectonic activities,which controlled depositing process in Cenozoic and distribution of present Mesozoic systems,have occurred in Late Mesozoic in this area.

南祁连山前区可以分为露头和盆地区两个不同的大地构造单元,本区晚中生代构造活动强烈,控制了新生代的沉积过程和现今中生界残余层序的分布。

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