• 中白垩世非海相沟化石极为罕见

    ABSTRACT Non-marine dinoflagellate fossil of middle cretaceous is very rare in the world.

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  • 白垩世孙宗湾沉陷进一步向东侧移,形成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.

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  • 来自不同来源数据包括保存海底沉积物地球化学证据,都表明白垩世气候非常温和

    Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was very mild.

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  • 1824年皮博迪医生首次牙粉添加粉;19纪50年代约翰·哈里斯在牙粉添加白垩

    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.

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  • 福鼎石帽群的时代分别为白垩晚期白垩世早期。

    The age of the Fuding Formation and the Shimaoshan Group may be assigned to middle-late early Cretaceous and early late Cretaceous respectively.

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  • 侏罗—早白垩为拉张盆地第三纪以来挤压陷盆地。

    It was rift basin from Early Middle Jurassic to Early Creaceous and squeezed sag basin since Cenozoic.

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  • 甘肃省白垩地层出土了大量恐龙骨骼以及恐龙足迹化石但是至今未有化石的报道

    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.

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  • 剪切北大别穹隆皆为白垩世造山后重力垮塌形成的,具有科迪勒变质核杂岩特征。

    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.

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  • 湖南燕山运动发生白垩早期白垩世晚期之间构造形迹角度不整合假整合关系。

    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.

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  • 白垩古新为盆地挤压隆升剥蚀形成了-新生界之间较大角度不整合

    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.

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  • Santee海岸储藏岩心是从加州南部查尔斯顿的545英尺钻井采集,代表白垩晚期第四纪沉积物

    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.

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  • 断裂带在白垩世-早第三纪伸展活动,软流圈进行了强烈的上隆,岩石圈出现了显著的细化,属于剪切伸展模式。

    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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  • 断裂带在白垩世-早第三纪伸展活动,软流圈进行了强烈的上隆,岩石圈出现了显著的细化,属于剪切伸展模式。

    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.

    youdao

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