查询词典 Proterozoic

In the park, aggradation and st ru cture, such as magmatic rock, metamorphic rock and sedimentary rock of the 5periods of geologic history, namely 二 Archean Eon, Proterozoic Eon, Paleozoic, Mesozoic and Cenozoic, continuously and completely crop out, relics of angular discordance interface and structural feature fwature by 3 global Precambrian orogeny and epeirogeny respectively called SongYang motion, Zhongyue motion and Shaolin motion taking place 25billion years,1.8billion years and 546million years ago. This park is called by geologists as" natural geology museum ,of" five generations under one roof .

元古宙、古生代、中生代、新生代五个地质历史时期的岩浆岩、变质岩、沉积岩等沉积和构造，清晰地保存着发生在距今 25 亿年、 18 亿年、 5.46 亿年前被分别命名为高阳运动、中岳运动和少林运动的三次全球性前寒武纪造山、造陆运动所形成的角度不整合界面及构造形态遗迹，被地质学家称为"五世同堂"的"天然地质博物馆"。

The Buqingshan — Huashxia superslice is complex, including Middle Proterozoic diorite-facies Kuhai melange slice, ophiolite slice of different times, Early Permian — Early Triassic flysch wedge, basic-acid volcanic slice and carbonate slice and Late Triassic — Early Jurassic Yangqu Fm. terrestrial clastic slice.

布青山一花石峡超岩片组成较复杂，包括中元古界角闪岩相变质的苦海杂岩岩片、不同时代蛇绿岩岩片、早二叠世—早三叠世复理石楔岩片、中酸性火山岩岩片和碳酸盐岩片以及早侏罗世羊曲组的陆相碎屑岩岩片。

Tarim massif, and its like Yangzi massif, cratonized in Neo-proterozoic, was affinitive to Gondwanaland, possibly a slice of Gondwanaland deduced from the research of breakup of Rodinia.

在晚元古代中期完成克拉通化的塔里木地块，与当时的扬子地块一样，和岗瓦纳古陆具有较强的亲缘性。从Rodinia古陆的拼合研究中推断它们可能同为岗瓦纳古陆的一部分。

Element contents such as Au, Zn, Sb, Cd, Sn, As, and Hg in Proterozoic strata in the southern Jilin province show obviously higher. Au, Ag, W, Bi, Sb, and As in the Baishan gold deposit have high concentration and heteromorphosis coefficient with character of multiple element overlying anomaly.

吉南元古庙分布区Au、Zn、Sb、Cd、Sn、As、Hg等元素丰度具有显著偏高特征，白山金矿区Au、Ag、W、Bi、Sb、As等元素具有浓集系数高、变异系数大、多元素套合叠加异常等特点。

OGa. The 1863士44Ma U-Pb age of migmatite and 2071士48 Sm-Nd iso- chron age of amphibolite in Sanzhishu demonstrate that at least part of the "Hexi" Group is of Early Proterozoic rather than Late Paleozoic.

三枝树地区"鹤溪群"中混合岩年龄为1863±44Ma，斜长角闪岩全岩矿物Sm－Nd等时线年龄为2071±48Ma，表明景宁三枝树地区变质岩的时代应为早元古代，并非原来所属"鹤溪群"划归的晚古生代，这套变质岩可能是浙闽变质基底的一部分。

This thesis analyzed the basic geological characteristics, petrology, mineral deposit geology, litho geochemistry, and deposit geochemistry of the copper deposit, acquired the following results:(1) According to the metamorphic grade and the metamorphic types of the rocks, suggesting that the mixed granite, granitic migmatite, plagioclase gneiss and hornblende gneiss of the first lithologic member and the second lithologic member in the first sub-formation of Aerbishimaibulake Formation in upper silurian-lower Devonian series belong to Xingxingxia group in proterozoic.

本文对该矿床基础地质特征和岩石学、矿床学、岩石地球化学以及矿床地球化学等方面进行研究，取得了以下熟悉：(1)根据岩石变质程度和变质类型，初步提出矿区上志留-下泥盆统阿尔彼什麦布拉克组第一亚组的第一岩性段和第二岩性段的混合花岗岩、花岗质混合岩以及斜长片麻岩、角闪片麻岩应回为元古界星星峡群。

Nalati tectonic belt located between the Ili Basin and the South Tianshan of western Tianshan is 25 km wide, and it is composed of earlier Proterozoic schist, gneiss, migmatite, and migmatitic granite.

那拉提构造带位于天山西段伊犁盆地与南天山之间，出露宽度约 2 5 km，由早元古代片岩、片麻岩及混合岩、混合花岗岩组成；深层次韧性剪切带及叠加中-浅层次剪切带发育；那拉提构造带南缘断裂明显，南侧为古生代浅变质黑色岩系；构造带北缘韧/脆性剪切带宽度大，两侧岩石劈理化后易于混淆，故界线不明显。

After over five decades of study on southern China, geologists find that Sinian of Proterozoic and lower Palaeozoic are closely related in terms of formation and structure. Therefore, they are defined as Lower Assemblage in Southern China.

地质工作者经过50多年来对我国南方地区的研究发现，元古界震旦系和下古生界在地层组成和构造运动上都有着密切联系，于是将二者定义为南方下组合进行研究。

Research on the main rock-forming minerals of Middle Proterozoic Subera Yingfeng rapakivi granite in the North Qaidam Basin tectonic belt indicates the magmatic body exhibits pyterlitic rapakivi texture,and each main mineral is polygenetic.K-feldspar mainly takes the form of oval phenocryst,and exsolved albite stripe is well-developed.

柴北缘构造带中元古代鹰峰环斑花岗岩主要造岩矿物的研究结果表明，该岩体具pyterlitic型环斑结构，各主要矿物均具多世代特征。

The fault trends towards northwest, in which the hanging wall consists of Archean-Proterozoic metamorphic strata and Paleozoic plutonic intrusive body, and the footwall consists of Jurassic sediments, thrusting from northwest to southeast.

断层倾向北西，上盘由太古宙-元古宙变质地层和古生代深成侵入体构成，下盘为侏罗纪沉积，由北西向南东方向逆冲。

The teacher likes the honeymouthed little girl very much.

老师很喜欢这个嘴甜的小姑娘。

Mr. Notker Bien's interests are traveling, spending quality time with the family and long-distance-running.

诺特卡·柏恩先生热爱旅游，长跑，以及和家人一起共度美好时光。