白垩统

[bái è tǒng]

汉英

网络释义

n.
1.
Chalk

例句

释义:
全部全部,ChalkChalk,chalkchalk,Lower CretaceousLower Cretaceous,cretaceous seriescretaceous series
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
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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。
www.dictall.com
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。
www.ceps.com.tw
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。
www.magsci.org
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。
www.fabiao.net
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。
lib.cqvip.com
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；
www.ceps.com.tw
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。
www.say666.com
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；
www.say666.com
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。
www.chemyq.com
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。
www.docin.com