沉积层序 ( depositional sequence )或层序(sequence)是层序地 层研究的主要对象和基本地层单位。形成于一个完整的海平面 变化旋回期间。
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nonmarine depositional sequence 非海相沉积层序
non-marine depositional sequence 非海相沉积层序
depositional sequence and system tracts 层序和体系域
depositional evolution sequence 沉积演化规律
depositional cycle and sequence 沉积旋回及层序
It is divided 2 stages: Changlangpu stage, Longwangmiao stage; 3 formations: Liguang formation, Zhushatong formation, Mantou formation. Lithostratigraphy, biostratum, and depositional sequence are consolidated by the whole region stratum contrast in research field.2.
并进行了全区的地层对比,使研究区下寒武统的岩石地层、生物地层、年代地层和层序地层得到了统一。
参考来源 - 山东地区早寒武世层序岩相古地理研究·2,447,543篇论文数据,部分数据来源于NoteExpress
It can be used to determine boundaries of depositional sequence and system tracts, current direction, hydraulic energy and manifold depositional environments.
用它可以确定层序和体系域边界,判断水流方向和水动力大小,识别多种沉积环境。
Some rock type characteristics of the depositional sequence in the seismic event are summarily described, and the origin of the seismic depositional rock is preliminarily studied in this paper.
本文概略地描述了该地震事件沉积序列中不同岩石类型特征,并对其成因进行了初步的探讨。
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