Solid bitumen is widely distributed in the Middle-Upper Cambrian limestones, the Sandu-Danzhai region of southeastern Guizhou Province. 黔东南地区三都&丹寨一带中上寒武统灰岩中广泛分布有固体沥青。
Middle Cambrian conodont fauna, paleoecology and tectonics of Qilian Mountain 祁连山中寒武世牙形石动物群、古生态和板块构造
Nanxiong in geology is Yanshanian Sinian Cambrian granite and metamorphic rocks body. 南雄境内地质属燕山期花岗岩体及寒武纪震旦纪变质岩体。
Sedimentary environment and geochemical characteristics of hydrocarbon source rocks in the Cambrian base of the Hefei Basin 合肥盆地寒武系底部烃源岩沉积环境和地球化学特征
The discovery and the strata significance of late SINIAN-EARLY Cambrian trace fossils from the Yangtze platform and its adjacent regions 我国扬子地台及邻区晚震旦世&早寒武世遗迹化石的发现及地层意义
Granulite facies ultrahigh temperature metamorphism ( G-UHTM) is documented in the rock record predominantly from Neoarchean to Cambrian; 麻粒岩相超高温变质作用(G-UHTM)主要发育于新太古代至寒武纪岩石中;
Carbonate diagenesis and sequence stratigraphy: an example from the Cambrian strata in the Ordos Basin 碳酸盐岩成岩作用与层序地层学关系研究&以鄂尔多斯盆地寒武系为例
A Comparative Study of Selenium Fractionation in Se-rich Carbonaceous Rocks of Lower Cambrian and Permian in Southwest China 西南寒武、二叠系富硒碳质岩中硒结合态的比较研究
Sedimentary Characteristics of Upper Cambrian Dolomite in Eastern Tarim Basin 塔里木盆地东部上寒武统白云岩沉积特征
The Lower Palaeozoic group mainly includes Cambrian, medial and lower Ordovician, which are marine carbonate in the district. 下古生界包括寒武系和下、中奥陶统,主要由海相碳酸盐岩构成。
10% 20% for middle and upper part of late Cambrian dolomite. 上寒武统中上部的白云岩固硫率为10%~20%。
The transition between the Cambrian and the Ordovician periods is crucial in evolutionary history. 之间的寒武系和奥陶系过渡时期是在进化史上的关键。
Hydrocarbon in the Ordovician petroleum accumulation system originated from the Cambrian and Lower Ordovician source rocks. 塔中低凸起奥陶纪油气成藏体系的源岩为寒武系及下奥陶统烃源岩;
In Jianghan Plain, there are four marine hydrocarbon source rocks as Upper Sinian Series, Lower Cambrian Series, Lower Silurian Series and Permian System; 主要发育了上震旦统、下寒武统、下志留统、二叠系等四套海相烃源层;
Industry oil or gas has been found in many mature wells in Cambrian system in Weiyuan area. 威远地区在上试的基础上,多口老井在寒武系发现了工业油气。
On the coast, of these bays sinian system, cambrian, series and Ordovician system's limestone, dolomite and so on soluble crags class widespread distribute. 海湾的海岸上广泛分布的震旦系,冷武系和奥陶系的石灰岩、白云岩等可溶性岩类。
Sulvanite occurred in the Lower Cambrian silicalite and slate in the large barium metallogenic belt of southern Qinling Mountains. 在南秦岭下寒武统硅岩建造中的毒重石-重晶石矿床中,产出大量硫钒铜矿。
Study on Depositional Facies and Reservoir Characteristics of Cambrian and Ordovician in Eastern Tarim Basin 塔里木盆地塔东地区寒武系-奥陶系沉积相与储层特征研究
Sedimentary characteristics and lithofacies palaeogeography of the Late Sinian and Early Cambrian in middle Yangtze region 中扬子地区晚震旦世&早寒武世沉积特征及岩相古地理
In the Middle Cambrian Awatage Formation of Tarim Basin occur thick strata of upper-tidal red dolostones. 塔里木盆地西部克拉通台地区寒武系中寒武统发育大量泥晶白云岩红层。
Some problems on the geology of LOWER CAMBRIAN PHOSPHORITE DEPOSITS IN YUNNAN 云南下寒武统磷矿地质若干问题的探讨
The characteristics of sedimentary rock and reservoir of oil and gas of Cambrian System in Sichuan Basin 四川盆地寒武系沉积成岩特征与油气储集性
Lower Cambrian Series, Silurian System, Middle-Upper Triassic Series-Jurassic and Cretaceous-Lower Tertiary System, as four regional caps, bare existed in Jianghan Plain. 存在下寒武统、志留系、中上三叠统-侏罗系和白垩&下第三系四套区域盖层。
This paper is a continuation of the papers on lithofacies palaeogeography of the Early, Middle and Late Cambrian and the Early and Middle Ordovician. 本文是笔者等的中国早、中、晚寒武世和早、中奥陶世岩相古地理诸文的继续。
The present paper deals with the Cambrian sequence stratigraphic framework, sequence boundaries, sequence patterns and systems tracts, in the middle Yangtze area. 笔者建立了中扬子区寒武系层序地层格架,研究了中扬子区层序界面和体系域特点,分析了中扬子区层序样式的基本类型及其特征。
Protoconodonts and conodont-like microfossils are characteristic components in the early Cambrian skeletal faunas. 原牙形类和牙形状化石是早寒武世微小骨骼化石中非常特征的一个类群。
Vertically, 3sets of source rocks including the Lower Cambrian, the Middle-o-Upper Ordovician-Lower Silurian and the Permian were developed in Chinese Paleozoic marine basins. 研究认为中国古生代海相盆地在纵向上主要发育下寒武统、中上奥陶统&下志留统和二叠系3套烃源岩。
These are two evolutionary stages of lithofacies palaeogeography of the Cambrian in South China. 这是两个大不相同的演化阶段。
Study on the Bioherm Structure of Middle-Late Cambrian Sedimentary Sequences in the North China Platform 华北地台中晚寒武世沉积层序中生物丘构造研究