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白垩统

n.Chalk
网络chalk; Lower Cretaceous; cretaceous series

白垩统

白垩统

英-汉网络释义

白垩统

n.

1.Chalk

1

The Cretaceous strata in the Kuche Basin in Xinjiang are marked by a set of arid red beds , which belongs to the lower series of Cretaceous .

新疆塔里木北部库车盆地的白垩系，只发育下白垩统，为一套干旱红层地层。

2

The shale of Lower Cretaceous is uniquely verified to be source rock in B basin of Central Africa region.

中非地区 B 盆地下白垩统泥岩是该盆地目前唯一证实的烃源岩。

3

1 he laminar algal shaly dolomite and dolomite mudstone of Lower Cretaceous are the main source rocks in the Jiuxi Depression, NW China.

酒西坳陷下白垩统藻纹层泥质白云岩和白云泥岩是该区主要烃源岩。

4

the Upper Cretaceous was in the higher base level , which developed fan delta - lacustrine facies until late Oligocene.

上白垩统基准面快速抬升，沉积区整体处于湖泊 -扇三角洲沉积体系，一直持续到古近系渐新统晚期。

5

The research showed the sedimentary facies types include lacustrine, fan-delta facies and braided river delta facies .

通过研究表明，研究区下白垩统腾格尔组主要发育扇三角洲相、辫状河三角洲相、湖泊相。

6

The shale of lower Aptian stage and Barremian stage of Lower Cretaceous is the effective source rock .

有效烃源岩为下白垩统阿普第阶下部和巴列姆阶；

7

The lower Cretaceous constitute a second-order sequences that can be further divided into 6 third-order sequences and 16 system tracts .

整个下白垩统为一个二级构造层序，进一步划分为 6 个层序 16 个体系域。

8

The average buried depth of Xiagou group in the major reservoir of Qingxi oil field is at about 4500m.

青西油田主力油藏下白垩统下沟组，平均埋深 4500m 左右；

9

Mid-lower cretaceous sandstone uranium deposit of basin of Guojiawan and Guguan in north China platform west and Qinqi geosyncline east .

在华北地台西缘与秦祁地槽东部的国家湾盆地和固关盆地中下白垩统砂岩中赋存铀矿。

10

The Selin Co basin in the northern Lhasa terrane includes more than 3000 m of upward -coarsening Lower Cretaceous strata .

拉萨地块中部的色林错盆地由厚度超过 3000m 、向上变粗的下白垩统沉积地层组成。

11

Stratigraphic sequence and age of the Upper Cretaceous Daxingzhuang Formation in western Liaoning province

辽西上白垩统大兴庄组地层层序及时代

14

15

Geological and Geochemical Characteristics of the Silicified Rocks in Jiangzi Basin and Their Implications for Mineralization

藏南江孜盆地下白垩统硅化层的地质地球化学特征及其成矿意义

16

Study on metallogenic conditions of sandstone type uranium deposit of Upper Cretaceous Nenjiang Formation in Suihua-Shuangcheng area

绥化 -双城地区上白垩统嫩江组砂岩型铀矿成矿条件研究

17

Carbon stable isotopes of the Upper Cretaceous marine carbonate rocks in the Gamba region, southern Xizang

藏南岗巴地区上白垩统海相碳酸盐岩碳稳定同位素研究

19

Ichnofabric characteristics of fluvial and lacustrine sediments of the Upper Cretaceous in Xixia Basin , Henan Province

河南西峡盆地上白垩统河流及湖泊沉积中的遗迹组构

20

Petroleum Geologic Condition Analysis of Upper-Cretaceous Stratigraphy in Northern Jiangsu Area

苏北地区上白垩统石油地质条件分析

21

New Choristodera from the Lower Cretaceous Jiufotang Formation in Chaoyang Area, Western Liaoning

辽西朝阳地区下白垩统九佛堂组一新的离龙类

22

Hydrocarbon generation of Lower Cretaceous lacustrine carbonate in Jiuxi Depression

酒西坳陷下白垩统湖相碳酸盐岩生烃研究

23

Fractures in the Lower Cretaceous reservoir of Qingxi Oilfield, Jiuxi Depression, Northwest China

酒西坳陷青西油田下白垩统储集层裂缝研究

24

Sequence Boundaries of the Lower Cretaceous, Southern Junggar Basin

准噶尔盆地南缘下白垩统层序界面的识别

26

Development Environment and Formation Mechanism of Algae Laminae in Lower Cretaceous in Jiuxi Depression

酒西拗陷下白垩统藻纹层发育环境及形成机制

27

A Discussion on Characteristics and Genesis of Salt Deposit in Pukou Formation of Late Cretaceous, Huaiyin Depression

苏北淮阴凹陷上白垩统浦口组盐岩成因探讨

28

Sedimentary facies of the Jingxing Formation of Lower Cretaceous in Lanping Basin, West Yunnan

滇西兰坪盆地五茂林剖面下白垩统景星组沉积相

29

Diagenesis of Lower Cretaceous system and forecasting on uranium mineralization in Zhenyuan area

镇原地区下白垩统成岩作用与铀成矿前景预测

30

Upper Cretaceous Reservoir Characteristics in Northern Jiangsu Area

苏北地区上白垩统储层特征

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