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- The Upper Triassic ,Lower and Middle Jurassic loos... 找矿目的层是上三叠统和下、中侏罗统的疏松砂岩层。
- The second period is the Fengcheng group high mature hydrocarbon in late Triassic to early Jurassic, which is the important exploration target. 第二期是风城组高成熟油气,成藏期在晚三叠世到早侏罗世,也是勘探的对象之一;
- The outcropped rocks are the Middle Jurassic Buqu Fm. 经对比 ,古油藏油气主要来源于下侏罗统烃源岩。
- The supercontinent of Pangea began to break apart in the Middle Jurassic. 一亿五千二百万年前:泛大陆裂解分离中侏罗纪时期,泛大陆全面裂解。
- The basin was fromed during Late Permian Epoch, its period of full bloom of expanding and depression being Early and Middle Jurassic System when incoalation envorinment was most favorable. 吐鲁番-哈密盆地形成于晚二叠世,早、中侏罗世是盆地扩张坳陷全盛时期,此期盆地成煤条件最好。
- Late Triassic Anyuan coal measures,is one of main coal-bearing strata in Jiangxi Province. 江西省晚三叠世安源煤系,为江西省主要含煤地层之一,其煤种为烟煤,煤质好且为较好的动力用煤。
- Nappes are products formed in the compressional State by Indo-China movement in late Triassic Period. 推覆体是挤压环境下的产物,它形成于晚三叠世末期的印支运动。
- Spatial distribution of mineralization shows that gold metallogenesis began before Late Triassic. 矿体的空间分布与穿插关系表明,金成矿作用开始于晚三叠世以前。
- Late Triassic, gymnosperms, the mainland has become the real rulers of the main plant. 晚三叠世时,裸子植物真正成了大陆植物的主要统治者。
- The physical properties of Middle Jurassic reservoir are influenced by the lithologic characters of sandstone. 砂岩的岩性特征对储集层的物理性质具有明显的影响作用。
- Pangea Begins to Rift Apart The supercontinent of Pangea began to break apart in the Middle Jurassic. 侏罗纪早期,中南亚开始形成。
- Petrologically, the ultramafic-mafic rocks within the Lhari fault are redefined as the ophiolites dated back to the Late Triassic in age. 岩石方面,确定了发育于嘉黎断裂带中的超镁铁质-镁铁质岩为嘉黎缝合带内的蛇绿岩,形成于晚三叠世;
- Abstract: The Gacun deposit is a typical massive sulfide deposit associated with Late Triassic seafloor calc-alkaline felsic volcanics (VHMS). 摘 要: 呷村矿床是一个与晚三叠世海相钙碱性酸性火山岩系有关的典型块状硫化物(VHMS)矿床。
- Determination of three Middle Jurassic lake coastal zones by trace fossils in Ta ibei sag, Turpan basin, Northwest China. 根据遗迹化石确定台北凹陷中侏罗世湖岸带。
- Late Triassic Anyuan coal measures,is one of main coal-bearing strata in Jiangxi Province.The high quality bituminous coal is good for power-station. 江西省晚三叠世安源煤系,为江西省主要含煤地层之一,其煤种为烟煤,煤质好且为较好的动力用煤。
- Abstract: Rock properties of Middle Jurassic reservoir in Taibei sag of Tuha basin have been studied by means of the casting thin sections and scanning electron microscope. 文摘:根据岩石铸体薄片和扫描电镜观察资料,分析了吐哈盆地台北凹陷中侏罗统储集层的岩性特征。
- As a Mesozoic and Cenozoic superposed basin on a cratonic basement,East China Sea shelf basin has three periods of tectonic evolution:Late Triassic(? 东海陆架盆地为发育于克拉通基底之上的中、新生代叠合盆地,该盆地经历了晚三叠世(?
- Non-marine bivalve Ferganoconcha is widely distributed in the Lower and Middle Jurassic of Northern China, Central Asia, Siberia and Ural regions. Ferganoconcha是广泛分布于我国北部、中亚、西伯利亚和乌拉尔地区下、中侏罗统的一类非海相双壳类。
- Abstract The first discovered Late Triassic strata was introduced in terms of its petrological and biostratigraphic characters in the paper. 本文从岩石、生物地层角度介绍塔西南地区首次发现的晚三叠世地层。
- The Early to Middle Jurassic Shuixigou Group in Turpan-Hami basin is a series of coal measure strata with a thickness of 2000m. 摘要吐哈盆地中下侏罗统水西沟群是一套厚达2000m的河沼-湖沼相煤系地层,其中的煤岩及暗色泥岩是已发现油气藏的主要源岩。