中白垩世非海相沟鞭藻化石在世界上极为罕见。
ABSTRACT Non-marine dinoflagellate fossil of middle cretaceous is very rare in the world.
中白垩世孙宗湾组的沉陷进一步向东侧移,形成了以F1断层为盆缘断层的半地堑;
The subsidence of Sunjiawan episode in Middle Cretaceous are further transferred eastward, and the half-graben defined by the fault F1 was formed.
来自不同来源的数据,包括保存在海底沉积物中的地球化学证据,都表明晚白垩世的气候非常温和。
Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was very mild.
1824年皮博迪医生首次在牙粉中添加皂粉;19世纪50年代约翰·哈里斯在牙粉中添加了白垩。
A dentist called Peabody became the first person to add soap to toothpowder in 1824 and chalk was added in the 1850s by John Harris.
福鼎组和石帽山群的时代应分别为早白垩世中、晚期和晚白垩世早期。
The age of the Fuding Formation and the Shimaoshan Group may be assigned to middle-late early Cretaceous and early late Cretaceous respectively.
早、中侏罗世—早白垩世为拉张盆地,第三纪以来为挤压坳陷盆地。
It was rift basin from Early Middle Jurassic to Early Creaceous and squeezed sag basin since Cenozoic.
甘肃省早白垩世地层中,出土了大量恐龙骨骼以及恐龙足迹化石,但是至今未有蛋化石的报道。
The Early Cretaceous outcrops in Gansu Province, northern China, have yielded numerous dinosaur skeleton remains and tracks; however, fossil eggs have not been reported in literatures.
该剪切带与北大别穹隆皆为早白垩世造山后重力垮塌中形成的,具有科迪勒拉型变质核杂岩特征。
The shear zone and North Dabie dome both resulted from gravity collapse during Early Cretaceous. The current North Dabie unit was similar to the Cordillerantype metamorphic core complex.
湖南晚燕山运动发生于晚白垩世中早期与晚白垩世晚期之间,其构造形迹为角度不整合及假整合关系。
In Hunan province, it took place in the period between early-middle stage and late stage of late Cretaceous epoch. Its structural features are angular disconformity or paraconformity.
到晚白垩世至古新世则为盆地挤压隆升剥蚀期,形成了中-新生界之间较大的角度不整合。
From late Cretaceous to Paleocene, it is the time of basin extruding, uplifting and denudation, therefore a larger angular unconformity formed between Mesozoic and Cenozoic.
Santee海岸储藏岩心是从加州南部的查尔斯顿的545英尺深的钻井中采集的,代表白垩纪晚期、古新世、始新世和第四纪的沉积物。
The Santee Coastal Reserve core, a 545 ft deep borehole in northeastern Charleston County, South Carolina, recovered sediments of Late Cretaceous, Paleocene, Eocene, and Quaternary age.
断裂带在晚白垩世-早第三纪的伸展活动中,软流圈进行了强烈的上隆,岩石圈出现了显著的细颈化,属于纯剪切伸展模式。
During extensional activities of Late Cretaceo us to Eogene, intense upwelling of asthenosphere happened under the fault zone, leading to lithospheric necking in pure shear mode1.
断裂带在晚白垩世-早第三纪的伸展活动中,软流圈进行了强烈的上隆,岩石圈出现了显著的细颈化,属于纯剪切伸展模式。
During extensional activities of Late Cretaceo us to Eogene, intense upwelling of asthenosphere happened under the fault zone, leading to lithospheric necking in pure shear mode1.
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