兖州煤田的上侏罗统红层直接覆盖于二叠、石炭系煤系地层之上。
Upper Jurassic red bed cover directly on coal measure strata of Permian and Carboniferous system in Yanzhou coal field.
以大量钻孔资料为基础,研究了伊宁盆地中侏罗统含煤地层的分布特征、含煤性、聚煤期。
On the basis of mass borehole data, the paper analyzed Middle Jurassic coal-bearing strata distributing features, coal-bearing property, coal-forming period in the Yining basin.
通过对该区含煤地层组合特征综合分析,认为其应属下侏罗统北票组含煤岩系。
Through comprehensive analysis of coal-bearing strata combinative characteristics in the area, figured out the strata belong to Lower Jurassic Beipiao Formation coal-bearing rock series.
运用钻井岩心及层序地层学有关理论、方法,对木里煤田聚乎更矿区中侏罗统含煤岩系进行了层序地层学研究。
The sequence stratigraphy of the Middle Jurassic coal-bearing measures in the Juhugeng mine area in Qinghai Province was studied by using the core and logging data.
根据化石组合,龙家沟盆地的地层可划分为中侏罗统龙家沟组,上白垩统及上中新统保德组。
The strata of Mesozoic and Cenozoic in the basin can be divided into three parts, Middle Jurassic (Longjiagou Formation ), Lower Cretaceous and Upper Miocene (Baode Formation ).
赋矿地层为上侏罗统雄黄厂段,主要由白云岩、灰岩、泥岩和粉砂岩组成。
The Xionghuangchang section of the Upper Jurassic series is the principal ore-host strata, composed mainly of dolomite, limestone, mudstone, and siltstone.
鱼卡煤田是青海省重要的煤炭资源基地,主要含煤地层为中侏罗统。
The Iqe coalfield is one of major coal resource bases in Qinghai Province.
其围岩有麻源组和中下石炭统的区域变质岩系及下侏罗统梨山组地层等。
Its wall rocks consist of the regional metamorphic rock, series of Mayuan formation and middle-lower Carboniferous series as well as lower Jurassic Lishan formation.
上三叠统—下侏罗统有海相地层(浅海海湾相或海陆交互相碎屑岩)分布,而中、上侏罗统及白垩系为陆相地层。
During Late Triassic to Early Jurassic, Marine sediments formed (sallow_bay facies or alternating continent_marine facies), and only continental facies deposited during Middle Jurassic to Cretaceous.
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.
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.
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