您要查找的是不是:
- 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。
- 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。
- 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。
- Studying late Permian biotic events in this area will further the understanding of those events. 对此区域内二叠纪晚期生物灭绝事件的研究,有助于更全面的把握二叠纪末期生物灭绝事件在扬子区内的表现。
- 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。
- Stratigraphically, the previously Late Permian Mengla Formation is redefined as the pre-Ordovician Songduo Group Complex. 摘要地层方面,将原上二叠统蒙拉组重新厘定为前奥陶系松多岩群;
- Intra-continental orogeny was initiated since Late Permian, and uplift occurred during the Cenozoic due to Indian-Eurasian collision. 新生代随着印度板块同欧亚大陆的碰撞,开始隆升。
- Late Permian a ginkgo, cycads, the cycads, conifers and other gymnosperms, the show began with the appearance of health. 晚二叠世出现了银杏、苏铁、本内苏铁、松柏类等裸子植物,开始呈现中生带的面貌。
- 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。
- The stratigraphic sequence, volcanic cycle, petrology, geochemistry and geological environment of late Permian basalt along Chenghai fault is studied. 论述了程海断裂带玄武岩的地层层序、火山活动旋回、岩石学、地球化学、火山系列、活动环境及成矿关系。
- 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。
- And by reform of at least three stage structural deformation metamorphism, it returned to terrene by shearing at the Late Permian. 作者进一步论述了红石山蛇绿岩的组成及变形变质特征,为研究北山北带提供了最新资料。
- These more metabolically active reptiles, which could survive the harsh interior regions of Pangaea, became the dominant land animals of the late Permian. 这些新陈代谢更活跃的爬行类,能够熬过盘古大陆上的恶劣环境并成了后期二叠纪上的霸主。
- The well-known endemic fluorosis in western Guizhou Province, southwest China, was usually attributed to the high-content fluorine in late Permian coals. 国内外闻名的黔西地方流行病氟中毒常常归因于黔西晚二叠世煤中高含量的氟以及不科学的燃煤方式。
- 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。
- The sequence of environment evolution of the Late Permian strata in this area is: the confining carbonate platform-the lagoons and the tidal flats-the shallow water deltas of sea. 海陆过渡环境演化顺序为:碳酸盐台地-泻湖潮坪-浅水三角洲聚煤成煤模式,和局限海底火山地台-泻湖潮坪-浅水三角洲聚煤成煤模式。
- At the south margin of the basin and around Nanshan Coal Mine, where used to be a depression of Late Permian, the Upper Permian source rock has become maturated. 盆地西北缘的中、下侏罗统生油岩处于未成熟-低成熟阶段,为潜在烃源岩。
- ZHU Tongxing, HUANG Zhiying , HUI Lan. The Geology of Late Permian Period Biohermal Facies in Upper Yangtze Tableland[M]. Beijing: Geological Publishing House, 1999(in Chinese). 朱同兴;黄志英;惠兰.;上扬子台地晚二叠世生物礁相地质[M]
- The authors comprehensively analyzed the geological background and the epositional characteristics of the Late Permian coal bearing strata in Laochang coalfield,eastern Yunnan. 通过对滇东老厂煤田形成的地质背景和晚二叠世含煤地层沉积特征的综合分析,剖析了典型的潮坪聚煤环境和三角洲聚煤环境及其成煤作用。
- By use of analytical method of palaeocurrent, component of gravel and debris of sandstone, studying provenance of stratum after late Permian in southern Junggar basin. 主要成果与认识如下:1、研究区主要发育压缩构造样式和伸展构造样式。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries