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- The sedimentary environment of the Early Feixianguan Age of Early Triassic in northeastern Sichuan Basin mainly inherited the pattern of the Late Changhsingian Age of Late Permian. 摘要四川盆地早三叠世飞仙关早期的环境基本上继承了晚二叠世长兴期末的格局。
- The deep one is characterized by extensional rift growing in later Permian to early Triassic formations during Hercynian movement. 深层为二叠系-早三叠世层系的伸展断陷构造,属海西期的伸展变形构造。
- stage of weak extension and peneplane from late Permian to early Triassic; 早、中侏罗世为弱伸展背景下广盆形成阶段;
- They are Liangshan stage of Early Permian series,Longtan stage of late Permian series and Xiangxi stage of Early Jurassic-Late Triassic series. 梁山煤系和龙潭煤系煤岩变质程度较高 ,生气量大 ,赋存大量以吸附态为主的煤层气。
- They are Liangshan stage of Early Permian series, Longtan stage of late Permian series and Xiangxi stage of Early Jurassic-Late Triassic series. 湖北省主要发育有三套煤系,即下二叠统梁山煤系、上二叠统龙潭煤系、上三叠-下侏罗统香溪煤系。
- Extinct terrestrial reptiles having teeth set in sockets,of the late Permian to Triassic. 有牙,且牙齿长于牙槽的已灭绝的陆地爬虫动物,生活于二垩纪晚期到三垩纪。
- Late Permian to Triassic rifting and subsidence resulted in the deposition of as much as 9 kilometers of Triassic strata, locally injected with sills. 二叠纪晚期到三叠纪断裂和下沉作用形成了大约9千米厚的第三纪沉积地层,在其中有岩床的切入。
- LITHOFACIES AND BIOFACIES OF LATEST PERMIAN AND EARLIEST TRIASSIC AT THE BORDERING REGION OF JIANGSU, ZHEJIANG AND ANHUI PROVINCES 苏浙皖地区二叠纪末、三叠纪初的岩相和生物相
- In the Late Permian and Triassic, the basin underwent once again a large-scale transgression, and the depositional environment was shelf sea with delta locally. 晚二叠世-三叠纪盆地又经历了一次大的海侵,为浅海陆棚环境,局部为海陆过渡三角洲相。
- Late Permian a the cycads, conifers and other the show began state. 晚二叠世出现了银杏、苏铁、本内苏铁、松柏类等裸子植物,开始呈现中生代的面貌。
- From the Early Triassic to Late Tiassic,the depocenter and subsidence center moved southward progressively,while the frontal uplift retreated toward the foreland continually. 从早三叠世到晚三叠世, 盆地的沉积和沉降中心持续南迁,前缘隆起则持续向前陆方向后退。
- The intrusion of Angara plants into Tarim block took place at late permian. 晚二叠世发生了准噶尔区安加拉植物入侵塔里木区事件。 在我国北方这是一次普遍的植物事件。
- Early Triassic Daye Group and Middle-late Triassic Puqi Group are host rocks of Fe-Cu deposits in the eastern Hubai. 侵入接触带构造,捕虏体接触带构造,断裂叠加接触带构造,断裂构造是矿床的容矿构造。
- Within the seven coal forming periods restricted to from Late Carboniferous to early Late Permian,there are seven coal groups and more than 20 seams defined in the whole area,of which seams B 3,D 2and G 7 1 are economically important. 全区自晚石炭世至晚二叠世早期所限定的7个成煤期内,共圈出煤组7个,煤层20层以上,以B3,D2,G71煤层最具工业价值。
- This paper divides4 plus successions of early triassic epoch Feijian tan group in Pingle sag west section. 在萍乐坳陷西段早三叠世飞剑潭组划分出4个正层序。
- 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。
- The genesis of deposits is analyzd that "deposits were formed in peneplain lake condition in semi-humid continental climate during late period of early Permian and early period of late Permian". 简要的分析了矿床的成因,认为该矿床沈积形成于早二叠世晚期到晚二处世早期半潮湿大陆气候的准平原化湖泊环境。
- There exists an extended set of early Triassic intermediate-acid volcanics closely related to microdot gold ore in Southwestern Guangxi. 摘要桂西南广泛发育一套与微粒型金矿密切相关的早三叠世中酸性火山岩。
- The Liufengguang flysch here refers to the early Triassic flysch formation of the Liufengguang group in the East Qinling miogeosyncline. 正>留凤关复理石,系指东秦岭冒地槽早三迭世留凤关群的复理石建造。它位于宝成铁路的凤县至聂家湾一带(图1),向西延至西秦岭。
- The genesis of deposits is analyzd that deposits were formed in peneplain lake condition in semi-humid continental climate during late period of early Permian and early period of late Permian. 简要的分析了矿床的成因,认为该矿床沉积形成于早二叠世晚期到晚二叠世早期半潮湿大陆气候的准平原化湖泊环境。