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Main recognition bases of the Gangdisê multiple island arc-basin system are:① tectonic pattern of collisional zones and island arc or landmass as strips alternating with blocks;②development of multiple arc volcanic-intrusive zones due to consumption of back-arc basin and arc-arc collision;③complicated paleogeographic and paleotectonic patterns shown by numerous sedimentary basin types and sedimentary facies association.

冈底斯构造带多岛弧—盆系统识别的主要依据有:①构造带中发育碰撞结合带与岛弧或陆块呈条块相间的大地构造基本格局;②发育多条由弧后盆地衰亡和弧—弧碰撞作用而形成的弧火山—侵入岩带;③众多的沉积盆地类型和沉积相组合,反映出冈底斯构造带具有复杂的古地理和古构造格局。

The generic distributions in both modern and fossil times were outlined, and their distribution center, place and time of origin and the way of dispersal were discussed. An attempt was made to discuss early differentiation, geographical radiation and morphological evolution of the family on the background of paleogeography and paleoclimatology, tracing back as far as the Late Cretaceous and Early Tertiary.

作者试图回到遥远的晚白垩纪和旱第三纪,从描绘桦木科植物起源和早期分化的古地理和古气候背景入手,分析了在这种背景下桦木科植物所发生的空间辐射以及植物体本身所产生的形态进化,以求得对桦木科植物起源、散布和分化作出比较合理的解释。

The discovery of dinosaur research in the biological group as the representative of the ancient geography and ancient climate and environment and the protection of paleontological sites, development and utilization of important scientific significance.

这一发现对研究以恐龙为代表的生物群组成、古地理和古气候环境以及古生物遗迹的保护、开发利用具有重要的科学意义。

The geochemical abnormity are characterized by strong correlation with the eustatic changes of sea level and the significant changes of paleoenvironment in the east Yangtze Gorges area.

结果表明,该区早奥陶世牙形石的REE和微量元素地球化学异常与海平面的升降、古环境的变化有关联,与已有的古生物地层、古地理研究结果一致。

In the term of sedimentary features of Neopaleozoic in south of North China Basin, lateral variation of sedimentary facies was studied selectively in Benxi-Taiyuan Formation, Shanxi Formation, Lower Shihezi Formation, Upper Shihezi Formation and Shiqianfeng Formation. Lithofacies paleographic features and the sedimentary evolutionary process of Late Paleozoic in south of North China Basin were worked also.

根据华北盆地南部上古生界的沉积特点,按本溪组—太原组、山西组、下石盒子组、上石盒子组和石千峰组5个层组分别开展了沉积相的横向变化对比研究,并以此为基础探讨了华北盆地南部晚古生代的岩相古地理特征及其沉积演化过程。

In this paper, the East Asian climate during the Late Cretaceous (80 Ma) is examined by using the Community Climate System Model Version 2 (CCSM2) from the National Center for Atmospheric Research and the reconstructed palaeogeographic data.

利用美国国家大气研究中心的CCSM2全球气候系统模式以及重建的古地理资料研究了晚白垩世(80 Ma)东亚的古气候特征。

The palaeogeographic characteristics of all ages of Ordovician and their evolution were studied according to the 10 thickness isoline maps, rocks, lithofacies and their distribution of all the 10 formations on fundamental field sections and fundamental wells of Ordos, the paleogeographic characteristics and their evolution of all the 10 ages of Ordovician were studied.

以奥陶系各组的厚度等值线图为依据,结合野外基干剖面和钻井基干剖面中各组的岩性岩相特征、空间展布以及古构造格局,探讨了奥陶纪各期的古地理特征及其演化规律。

Based on the synthetic study of field outcrops, drilling section data, charts drawn in rooms, and data of stratigraphic correlation, the authors propose that the paleogeographic pattern of Ordos Basin was a fan fluvial sedimentary system at Jurassic Fuxian Stage.

在综合研究野外露头、钻井剖面及室内编图、地层对比的基础上,指出鄂尔多斯盆地冲积扇-河流沉积体系是侏罗纪富县期主要的古地理格局,富县期沉积受与古地貌密切相关的五条河谷控制。

The ice raft and the glacier mud rock flow deposited along the northern and northwest edge of the plateau during early Cretaceous, implies that the northern edge of the plateau may be of the suitable height, may be similar to present's Himalaya Mountain.

该区中生代构造特征表明,该区侏罗纪和早白垩世的构造特点有着巨大的差异:侏罗纪,尤其是晚侏罗世末期以南北向的挤压构造为主,而早白垩世中期以后演变为以伸展构造为特征,古地理古环境明显改变。

"The interval encompassing the Vendian to Cambrian is perhaps the most enduring enigma in historical geology"(Hoffman, 1991). It is current viewpoint that the important transmutation of paleaocoenosis, palaeogeography and paleaostructure relates to the breakup of Rodinia supercontinent at this phase.

&文德期-寒武纪转折时期也许是地质历史中最恒久的谜&(Hoffman,1991),目前认为,这一时期古生物、古地理、古构造的重大质变与Rodinia超大陆的裂解有关。

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