Jurassic Period
- 网络侏罗纪;侏罗纪时期;侏罗纪时代
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Since the Jurassic period , there have been three different stages of the groundwater hydrodynamic evolution .
台北凹陷自侏罗纪以来,经历了三个不同的地下水动力演化阶段。
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Therefore , it is established that the stratigraphic framework of Jurassic Period and Early Cretaceous .
早白垩世发育陆架边缘体系域。在此基础上建立了测区侏罗纪&早白垩世地层格架。
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Some smaller intermountain basins were formed during Early / Middle Jurassic period .
早中侏罗世,本区形成了一些小型山间坳陷盆地;
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There was a topographic break in the northeast edge of Junggar basin during Jurassic Period .
准噶尔盆地东北缘侏罗系沉积时期,存在地形坡折带。
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Dinosaur Died Off in the Jurassic Period
恐龙侏罗纪的神秘死亡
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Exhibit dinosaur skeletons , fossil and the Jurassic Period .
展示恐龙骨架、化石和侏罗纪时期。
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Was it the Cretaceous period , Paleozoic era , Jurassic period or Pleistocene epoch ?
是白垩纪、古生代、侏罗纪还是更新世?
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The ancient graveyard once lay deep underwater during the Jurassic period , about 200 million to 145 million years ago .
从2亿年前到1.45亿年前的侏罗纪时代,这个古老的墓地曾经沉睡在深深的海底。
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Any of various large dinosaurs of the genus iguanodon , of the Jurassic period and Cretaceous period .
禽龙属于侏罗纪和白垩纪的禽龙属中的任意一种大型恐龙。
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Since Jurassic period , due to rapid deceleration of Earth 's rotation , EW-direction compressive stress is getting stronger .
侏罗纪以来,由于地球自转急速变慢,东西向挤压越发加强。
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Weak cemented fine quicksand layer deposited at the Tertiary Period and Jurassic Period is widely distributed in China 's northeast and southwest regions .
第三纪和晚侏罗纪时期沉积的弱胶结粉细砂层在我国东北、南地区有广泛的分布。
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Reversion of paleocurrent directions and its tectonic significance in the Late Triassic and Jurassic period in Yunyang , Chongqing
重庆云阳晚三叠世&侏罗纪古流向反转及其构造意义
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It is revealed that three uranium samples have the U Pb isotope ages of 165-146 Ma indicating the Late Jurassic period of mineralization .
文章还披露了作者所测的3个矿石晶质铀矿U-Pb同位素年龄(为165&146Ma),表明属晚侏罗世成矿。
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The ore-bearing hydrothermal fluid produced from the Yanshan granite porphyry Jurassic period is determined through the analysis of rock samples in the mining .
通过矿区的岩石样品分析,确定含矿热液是来自于燕山期中侏罗世花岗斑岩。
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The characteristic of Shenhhua Jurassic period coal is that easy burning , low ash , low sulfur but it is easy slagging in combustion .
神华侏罗纪煤具有易燃、低硫、低灰等优点,但存在易结渣等不足之处;
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Geologists estimate the seams of anthracite and bituminous coal in northern China , for instance , were formed from the Jurassic period onward .
地质学家认为中国北部的无烟煤和烟煤层,成形于侏罗纪之后。
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Therefore , the Duolun basin is not an impact crater , instead its formation was related to the volcanic eruption during the late Jurassic Period .
因此,多伦盆地不是撞击形成,而与晚侏罗系上统火山喷发有关。
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During Jurassic period the oceanic area began to contract and converge increasingly , at last being closed . Thus , the outline of continental margin was formed .
侏罗纪该洋区逐渐收缩、聚敛直至关闭,并奠定大陆边缘轮廓;
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And this is identical to the Precambrian rocks in the west , subsidence in the east , and lithological characters distribution characteristics of Jurassic Period rocks .
这正与该区西部为前寒武纪岩类,东部陷没,而上覆侏罗纪岩类的岩性分布特征相吻合。
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From Jurassic Period to Paleogene Period , the CFF was had intensely fault movements and controlled sedimentary process of Mesozoic Era and Cenozoic Era .
认为自侏罗纪至古近纪,长兴&奉化断裂有强烈的活动,控制了中新生代沉积。
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The Stegosaurus was a herbivore that roamed what eventually became part of North America during the Late Jurassic period , around 150 million years ago .
剑龙是一种草食性恐龙,生存于侏罗纪晚期,即1.5亿年前,大多出现在北美洲。
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This landslide is consisted of alternative layers of sandstone and shale in Tetori Group that deposited from Mesozoic Jurassic period to Early Cretaceous period .
滑坡由中侏罗系-早白垩系的手取层群砂岩-页岩互层组成。
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The actual split between the two groups , though , had happened much earlier , during the Jurassic period and by the late Cretaceous there were many species of bird around .
尽管,这两种物种早在侏罗纪时期就已分道扬镳,而且,到了白垩纪后期,已出现了许多种的鸟类。
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The Erdaoling mine is located on the western margin of the Mesozoic Odors basin and belongs to continental clastic deposit during the Jurassic period .
二道岭矿区侏罗系的成因属鄂尔多斯中生代盆地西缘的陆相碎屑沉积,岩石地层自下而上为富县组、延安组、直罗组和安定组。
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Lowstand System Tracts of Early and Metaphse Jurassic Period was undergrown , of which Transgressive Systems Tract and Highstand Systems Tract made up .
早、中侏罗世低位体系域不发育,由海进体系域与高位体系域两部分组成。
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The coal in Xinmin district of Shenfu coalfield , Shaanxi belongs to the low-metamorphic unsticky and long flame coal of Jurassic period .
陕西省神府煤田新民区赋存的煤层为休罗纪低变质不粘煤和长焰煤。
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There is recombination bar genetic sandstone body at the underwater slope break zone . There was a topographic break in the northeast edge of Junggar basin during Jurassic Period .
在水下坡折带沉积区,则为复合式坝砂体。准噶尔盆地东北缘侏罗系沉积时期,存在地形坡折带。
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The dinosaur roamed the plains of South Africa during the early Jurassic period , feeding mainly on plants or breaking open termite mounds with its claws .
这种恐龙在侏罗纪早期漫步于南非草原上,它们以植物为主食,或以爪破坏白蚁墩。
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When paleontologists dusted off a mid-to-late Jurassic period creature and found it had wings , they were understandably stoked .
古生物学家在为一个侏罗纪中后期的生物样本除尘时,发现这种生物长有翅膀,这一发现令他们非常振奋。
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Shen-fu Coal-field in North Shaanxi formed during Jurassic period , one of the world famous coal-fields , will be an important base of superior quality coal for export and power in China .
被称为世界著名煤田之一的陕北神府侏罗纪煤田,是我国未来优质动力煤和出口煤的重要基地。