Proterozoic era(erathem)是什么意思

网络释义

用法例句

Geochemical characteristics and geological significance of the Paleoproterozoic volcanic rocks from the Xiaoliangling Formation in the Lüliang area,Shanxi Province.;

山西吕梁地区古元古界小两岭组火山岩地球化学特征及其地质意义

Microbial mat-related silty dykes of the Precambrian:An example from the Paleoproterozoic Chuanlinggou Formation at Jixian section in Tianjin

前寒武纪与微生物席相关的粉砂岩岩墙——以天津蓟县古元古界串岭沟组为例

The Dongbake gneissic tonalite in northern Kangxiwar,West Kunlun,is a suite of intrusive rocks disintegrated for the first time from the Paleoproterozoic Ailiankate Group-complex in four 1:250000 sheets such as Kangxiwar and Chalukou sheets.

西昆仑冬巴克寒武纪片麻状英云闪长岩是1:25万康西瓦幅、岔路口幅等4幅区域地质调查项目,首次从原划古元古界埃连卡特岩群中解体出来的一套侵入岩。

The Minerogenic Fluids of Magnesite and Talc Deposits in the Paleoproterozoic Mg-rich Carbonate Formations in Eastern Liaoning Province;

辽东古元古代富镁质碳酸盐岩建造菱镁矿滑石矿床成矿流体研究

Paleoproterozoic events in the North China Craton.;

华北克拉通古元古代构造事件

Magma recording of Paleoproterozoic orogeny in central segment of northern margin of North China Craton:Geochemical characteristics and zircon SHRIMP dating of S-type granitoids;

华北克拉通北缘中段古元古代造山作用的岩浆记录:S型花岗岩地球化学特征及锆石SHRIMP年龄

The Palaeoproterozoic Erdaowa Group distributed in the north Hohhot, Nei Mongol is composed of metamorphic detrital sediment and carbonate with intermidiate basic volcanics.

研究表明 ,二道洼群是古元古代早期产物 ,2 4 50～ 2 4 0 0Ma开始接受沉积 ,大约在 2 2 0 0～2 10 0Ma之间开始褶皱回返 ,遭受了低角闪岩相变质作用 ,具有碰撞造山带的变质P T t轨迹。

The rhyolites in the Upper Luliang Group of Shanxi Province of China are Palaeoproterozoic A-type volcanic rocks.

山西吕梁群流纹岩是一个古元古代的弱碱性火山岩。

Palaeoproterozoic formation lacks variety of standard fossils, thus it become difficult to compare the whole world formations or large .

古元古代地层缺乏种类繁多的标准化石,这使大区域性的、全球性的地层对比难以实现。

Preliminary study on relationship between volcaniclastic turbidites and gold deposits of the Xiajiang Group of Neoproterozoic Qingbaikouan in southeastern Guizhou Province;

黔东南新元古界青白口系下江群火山碎屑浊流沉积与金矿关系的初步研究

Seismites Sequence of Shiwangzhuang Formation of Neoproterozoic in South Shandong Sector of Tancheng-Lujiang Fault Zone;

郯庐断裂带鲁南段新元古界石旺庄组的震积岩序列

Molar-tooth structure and sedimentary characteristics of the Wanlong Formation of Neoproterozoic at Erdaojiang section of Tonghua County in southern Jilin Province;

吉林南部通化二道江剖面新元古界万隆组臼齿构造及其沉积特征

The southern Jilin area is one of the well-developed Palaeoproterozoic regions in China.

吉南地区是我国古元古界出露较好的地区之一。

Petrogensis of Magnesian Rocks of Paleoproterzoic and Their Ore-control Role on Borate Deposits in East Liaoning;

辽东古元古界镁质岩石成因及其对硼矿成矿控制作用

The Geological-Geochemical Characteristics and the Structural Significance of the Xinghuadukou Rock Group of Paleoproterozoic in Heihe Area;

黑河地区古元古界兴华渡口岩群地质地球化学特征及构造意义

GEOTECTONIC FEATURES OF METAMORPHIC COMPLEXES FROM THE NORTHERN SIDE OF THE SAYRAM IN XINJIANG

赛里木地块北缘古元古界变质杂岩地质特征及构造意义

GEOLOGICAL SIGNIFICANCE OF THE NEOARCHEAN GLOBAL CRATONIZATION EVENT AND THE BOUNDARY BETWEEN ARCHEAN AND PROTEROZOIC

新太古代全球克拉通事件与太古宙-元古宙分界的地质涵义

New Paleomagnetic Results from Mesoproterozoic Successions in Jixian Area, North China Block, and Their Implications for Paleocontinental Reconstructions;

华北蓟县地区中元古界古地磁研究及其古大陆再造意义

A STATISTICAL ANALYSIS ON THE CHEMOSTRATIGRAPHY OF THE UPPER PROTEROZOIC IN NORTHERN JIANGSU AND ANHUI PROVINCES

苏皖北部上元古界化学地层统计分析

DISCUSSION ON THE LOWER PROTEROZOIC GEOLOGICAL FEATURFS IN SOUTHERN JILIN

对吉南地区下元古界地质特征的讨论

PROSPECT OF PRIMARY OIL AND GAS OF THE MIDDLE-UPPER PROTEROZOIC IN HEBEILIAONING DEPRESSION

冀辽坳陷中—上元古界原生油气远景

ANALYSIS OF THE GROWING PROCESS OF MIDDLE AND UPPER PROTEROZOIC COLUMNAR STROMATOLITES

中上元古界柱状叠层石生长过程浅析

THE STUDY OF EXPLORATION PROSPECT OF MARINE NATURAL GAS IN THE NEOPROTEROZOIC-LOWER PALEOZOIC ON THE SOUTH MARGIN OF THE NORTH CHINA PLATFORM

华北南缘新元古界—下古生界海相天然气前景初探

Detrital Zircon Geochronology of the upper Proterozoic-Mesozoic Clastic Rocks in the Mid-Upper Yangtze Region;

中上扬子上元古界—中生界碎屑锆石年代学研究

THE CHARACTERISTICS OF THE PETROCHEMISTRY AND THE TRACE ELEMENTS IN THE KUANPING GROUP OF THE MIDDLE PROTEROZOIC ERATHEM

中元古界宽坪群岩石化学及微量元素特征

RESTUDY OF PALEOMAGNETISM OF ROCKS FROM CHUANLINGGOU FORMATION OF PROTEROZOIC CHANGCHENG SYSTEM IN JIXIAN COUNTY,NORTH CHINA

华北蓟县元古界长城系串岭沟组岩石的古地磁再研究

MICROPALEOBOTANY OF MIDDLE PROTEROZOIC ERATHEM AND ITS SIGNIFICANCE OF STRATUM IN XUXUGOU VALLEY OF YECHENG COUNTY IN XINJIANG

新疆叶城县许许沟中元古界微古植物组合及其地层意义

The Research on the Formation Process and Mechanism of Gas Pools in Proterozoic to Low Paleozoic Erathem, Sichuan Basin;

四川盆地元古宇—下古生界天然气藏形成过程和机理研究

GEOCHEMICAL STUDIES OF THE PROTEROZOIC SEQUENCE IN MOBIN AREA, SOUTHWESTERN HUNAN

湘西南漠滨地区元古界地层地球化学研究

The country rock of the orebody are dolomites of Gaoyuzhuang Formation(Middle Proterozoic era).

矿床围岩以中元古界高于庄组白云岩为主。