cretaceous

From the view of stratigraphy, they all belong to the Cretaceous period.

从地层学上看, 它们都属于白垩纪.

Main stages of Cretaceous angiosperm succession in north part of Northeast China

东北北部白垩纪被子植物的基本发展阶段

An image feet of live mainly in Jurassic and cretaceous.

蜥脚形类主要生活在侏罗纪和白垩纪.

The prototype of Zhoukou Cretaceous basin should be of foredeep basin.

白垩纪周口盆地的盆地原型应是山前凹陷盆地.

Distribution characteristics and climate significance of continental special deposits in the Early Cretaceous

白垩纪早期陆相特殊沉积的分布特征及气候意义

The Jurassic and Cretaceous basins belong to two different types of basin.

侏罗纪盆地和白垩纪盆地应属两类不同性质盆地。

Chagan Depression is a rift subsidence basin, which has developed cretaceous hydrocarbon.

查干凹陷为一白垩纪断陷湖盆, 发育白垩纪含油气系统.

Regional unconformity between the Jurassic and Cretaceous is well developed.

该地区发育区域性不整合，即J/K不整合。

Xihu depression is a cretaceous-tertiary basin undergoing multi-episodic tectonism.

西湖凹陷是经历多期构造作用的白垩 - 第三纪盆地.

Coupling of the Earth Surface System: Inferring from the Cretaceous Major Geological Events

白垩纪地球表层系统重大地质事件与温室气候变化研究&从重大地质事件探寻地球表层系统耦合

The key moment of pool-forming was early Cretaceous.

早白垩末是山西组成藏关键时刻。

The groundwater system analysis of Cretaceous system of Ordos basin

鄂尔多斯盆地白垩系含水层系统分析

Sedimentary record and Cretaceous Earth Surface System changes

沉积记录与白垩纪地球表层系统变化

New understanding of distribution of Upper Cretaceous in South Margin

对准噶尔盆地南缘上白垩统分布的新认识

Basic Development Characteristics of Jurassic Cretaceous Lithostratigraphy in North China Platform

华北陆台侏罗－白垩纪岩石地层基本特征

The term is used at various localities in North africa, includes beds ranging from Carboniferous to early cretaceous.

在北非不同的地方使用这个名称，包括从石炭纪到早白垩世的地层。

Geochemical Characteristics of Source Rock of Lower Cretaceous in B Basin, Central Africa Region

中非地区B盆地下白垩统烃源岩地球化学特征

Upper Cretaceous : Including the Sifangtai Formation — Minshui Formation, corresponding to the Cenonian — Maestrichtian.

四方台组—明水组为白垩系上统, 相当于赛诺—梅斯特利克蒂阶(Senonian—Maestrichtian).

NEW EARLY CRETACEOUS LALACID FROM JINGXI BASIN OF BEIJING, CHINA ( HOMOPTERA: FULGOROIDEA )

北京京西盆地早白垩世同翅目化石一新属 ( 同翅目: 蜡蝉总科)(英文 )

The second is from late Cretaceous period to Paleogene period.

第二阶段为晚白垩世-古近纪沉积时期（约120&20Ma）。

So the researchers resorted to some techniques out of a Cretaceous CSI.

所以科学家只能借助于《犯罪现场调查:白垩纪篇》用到的技术.

Only in the tropics were numerous late Cretaceous groups extinguished during peaks in their evolution.

只是热带地区才有大批晚白垩纪生物类群正值其演化的极盛时期突然消亡.

Mineral, palaeontology, middle devonian, permian to early jurassic, and cretaceous.

收藏矿物 、 古生物学 、 中泥盆纪 、 二叠纪到早期的侏罗纪和白恶纪.

The facies types of the Lower Cretaceous are mainly delta, lake and turbidity.

下白垩统的扎赉诺尔群的沉积相的主要类型为三角洲相, 湖相和浊流相.

The Cretaceous extinction was like a terrible streak of bad luck lasting millions of years.

白垩纪的生物绝灭,犹如一场持续千百万年的可怕厄运.

Cretaceous sandstone and Eogene mudstone are the main reservoir and caprock.

油气从油气田东部注入,由东向西运移并差异聚集,依次形成凝析气藏、带油环凝析气藏和挥发性油藏.

A discussion on the volcanic rock sequence of Cretaceous in western Liaoning

辽西地区白垩纪火山岩层序探讨

Study on Engineering Property of Cretaceous System and Tertiary Red Beds in Hunan Province

湖南白垩系、第三系红层工程特性研究

A NEW EARLY CRETACEOUS FAMILY FROM LIUPANSHAN , NINGXIA, CHINA ( INSECTA, TRICHOPTERA )

宁夏六盘山早白垩世一新科 ( 昆虫纲, 毛翅目 )

The story takes place 6500 years ago in the Cretaceous period.

故事发生在6500万年前的白垩纪晚期.