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英英词典释义

福克斯词典 \ 英汉词典 \

cretaceous是什么意思？

cretaceous

英[krɪ'teɪʃəs] 美[krɪ'teɪʃəs]

adj. 白垩的，白垩纪的；
n. 白垩纪，白垩系；

相关单词 Eocretaceous

例句

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).
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 )
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 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.
No creditable macrofossil record of the Fagaceae exists in the Cretaceous equivocal and require further study. 白垩纪尚无壳斗科可靠的大化石记录,微化石需要进一步研究才能确定亲缘关系以及古新世壳斗科已经分化出两个类群.
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.
Analcite mineral was found rock specimen of cretaceous system in the Ordos Basio vis using micro - analysis. 通过微观分析,在鄂尔多斯盆地白噩系钻孔岩样中发现方沸石类矿物.
Analcite mineral was found rock specimen of cretaceous system in the Ordos Basin via using micro - analysis. 通过微观分析,在鄂尔多斯盆地白垩系钻孔岩样中发现方沸石类矿物.

查看更多关于 “cretaceous” 的例句

同义词

cretaceous的同义词之：
milky white chalky

英英词典释义

Adjective
1. abounding in chalk
2. of or relating to the Cretaceous geologic era;
"cretaceous rocks"

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