本文研究了四川省剑门关景区的地层剖面、晚侏罗世的沉积环境和沉积体系以及剑门关景区景观的成景。
The dissertation is about the Jianmenguan scenic area stratum section, late Jurassic depositional system and sedimentary sequence, about the qualification and the process of being scenic.
晚侏罗世和早白垩世为范围广阔的大型坳陷盆地。
A larger down-warped basin formed during the Late Jurassic and the Early Cretaceous.
赣南—粤北地区鸡笼嶂组是一套以酸性火山岩为主的岩石组合,属晚侏罗世莲花寨群。
The Jilongzhang Formation in the South Jiangxi-North Guangdong area is a suite of volcanic rocks dominated by acid composition, Which can be attributed to the Late Jurassic Lianhuazhai Group.
在盆地西南缘发育燕山中期的晚侏罗世和早白垩世的粗碎屑类磨拉石建造及其地层间的角度不整合。
On the southwestern margin of the basin there occur middle Yanshanian Late Triassic and Early Cretaceous coarse clastic molasse-like deposits and angular unconformity.
随后中—晚侏罗世时盆地南部沉降—沉积强度显示出变弱的趋势,期间没有再出现沉降—沉积再加强的现象。
Afterwards, the subsidence-sedimentation process slowed down gradually in the south of the Hefei Basin in the Middle-Late Jurassic without any strengthening phenomenon.
对赣南三百山盆地晚侏罗世武夷群火山岩的岩石地球化学特征进行了系统研究。
A systematic study of the petrology and geochemistry of volcanic rock located in Sanbaishan basin of South Jiangxi are gived.
对晚侏罗世漠河盆地的沉积特征进行了分析,并探讨了其构造类型和成因机制。
The authors deals with the sedimentary characteristics of the Late Jurassic Mohe basin, and studies its tectonic type and genetic mechanism.
绥滨地区东荣组和绥滨组的建立在区域性对比上建立了一个较完整的晚侏罗世地层柱状。
The establishment of Suibin group and Suibin group in Suibin area build a more completed picture of the late Jurassic stratigraphic column on regional contrast.
硅质岩的形成环境反映了该陆缘小洋盆在晚侏罗世所处的构造背景。
The sedimentary environment of the chert reflects the tectonic setting of the small oceanic basin in Late Jurassic.
硅质岩中含有大量放射虫,放射虫组合显示硅质岩的沉积时代为晚侏罗世晚期。
There exists abundant radiolaria in the chert, and the radiolarian association suggests that the chert was formed in the last period of Late Jurassic.
对辽宁西部晚侏罗世义县组中的孢粉植物群进行了系统研究,首次发现了目前为止世界上最古老的被子植物花粉化石。
This paper reports fossil pollen collected recently from the Upper Jurassic Yixian Formation of western Liaoning Province, and first demonstrates the oldest known angiospermous pollen in the world.
晚三迭世的近南北向构造和4)中侏罗世以来的整体掀斜构造。
The north-south structure in upper triassic epoch and, 4) The whole tilting structure after middle jurassic epoch.
晚侏罗世-早白垩世为鄯深构造三叠系油藏的第三个成藏期,现在鄯科1井所产轻质油就是该期注入。
The third stage, lasting from Late Jurassic to Early Cretaceous, has resulted in accumulation of light oil, forming a productivity in Shanke-1.
大别造山带北部的北淮阳中生代火山喷发岩带形成于后造山阶段的晚侏罗世—早白垩世。
Mesozoic volcanic eruption belt, which locates on Beihuaiyang area in northern part of Dabie orogenic belt, formed at post orogenic stage during Late Jurassic to Early Cretaceous.
晚三叠世末-早侏罗世为同造山上隆伸展环境,形成的主要地质要素是裂陷盆地与拉斑玄武岩;
A syn-orogenic uplift-extensional tectonic setting occurs in the late episode of Late Triassic-Early Jurassic, which is characterized mainly by down-faulted basins and tholeiite;
在晚侏罗世,该地区的拉分盆地由于受到阿拉善地块的东向挤压而反转。
During the Late Jurassic, this pull-apart basin reversed resulting from the eastward compression of the Alxa Block.
中晚侏罗世类前陆盆地的形成和早燕山期挤压变形阶段;
The Mid-Late Jurassic semi-foreland basin formation and Early Yanshan compressive deformation stage;
结果中卫探区ZW 1地震剖面上发育大型的逆冲推覆构造,该逆冲推覆构造形成于晚侏罗世至早白垩世时期。
Results Large thrust nappe structure was developed along ZW1 seismic survey line, and it was formed during Late Jurassic to Early Cretaceous.
该研究改变了过去柴达木盆地始于早侏罗世的观点,指出柴达木盆地起始于晚三叠世零星分布的断陷沉积。
This research changes the former idea that Qaidam basin originated in Early Jurassic, and reveals that the basin originated from Late Triassic sporadic rifts.
盆地在晚侏罗世早期的构造—热事件后开始生油,其生油中心位于盆地东南部。
The source rock had begun to produce petroleum after the structure-heat event in the Late-Jurassic epoch, and the source sag laid in the southeast of the basin.
中侏罗世至晚侏罗世早期经历了一次完整的海侵-海退旋回和一次海侵过程。
There existed a transgressive-regressive cycle and a transgressive cycle from the Middle Jurassic to the early period of Late Jurassic.
遂昌柘岱口—湖山北东向断裂带在晚侏罗世至晚白垩世晚期经历了多期次、不同性质的活动,断裂活动与该地区两个大规模萤石矿田的形成关系密切。
Zhedaikou-Hushan north-east strike fracture zone with several active stages possessed the characteristics of inherited basal structure from late stage of late Jurassic to late Cretaceous.
松辽盆地徐家围子断陷晚侏罗世-早白垩世期间火山岩十分发育,火山喷发岩的盆地充填样式与其在盆地中喷发的构造位置和构造断阶样式有关。
The basin filling geometric pattern of volcanic eruptive rocks depends on both of the eruptive locations in a basin and structural styles of fault terraces.
本文应用沉积体系的研究方法,恢复了福建省晚泥盆世-中侏罗世地层的古沉积面貌。
The Late Devonian-Middle Jurassic depositional systems in Fujian Province arereconstructed in the paper.
柴达木盆地早、中、晚侏罗世地层分布的变化较大,其沉积中心经历了自西北向北、再向东北的两次大迁移过程。
The stratigraphic distributions of Early Jurassic, Middle Jurassic and Late Jurassic in Qaidam Basin are greatly different. The deposit center had two times of great transpositions.
车莫古隆起在早侏罗世发生低幅隆升,在中、晚侏罗世则强烈隆升,并使中、上侏罗统地层遭受了严重的剥蚀。
Mild uplifting of the Che - Mo Palaeo - uplift occurred in the early Jurassic, and strong uplifting in the middle and late Jurassic, and thus the middle and upper Jurassic had been highly denuded.
晚侏罗世是龙门山前陆盆地演化的关键时期 ,因而沉积体系与古环境演化研究具有重要意义 。
The loesslike-palaeosoil series is one of the main bases for researching environment evolution of Holocene Epoch.
结果表明:晚侏罗世之后,柴北缘主要受东西方向的挤压,这与区域上的研究结果一致;
The results suggest that the northern Qaidam basin mainly experienced E-W compression after the Middle-Late Jurassic, which is in accordance with previous results.
在勘探工作中发现黑龙江东部晚三叠世—早侏罗世存在大量的放射虫硅质岩地层。
A lot of radiolarian cherty is found in the T3-J1 strata in Eastern Heilongjiang Province during recent geological survey, although previous exploration was not targeted at these strata for oi.
鹤岗煤田约形成于一亿四千多万年前的晚侏罗世初期,是远海内陆断陷盆地型煤田。
Hegang coal field, of the type of a (inland) faulted basin far from the sea, was formed in the early Neo-Jurassic age about 140 million years ago.
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