地层学术语，沉积地层序列中按某种规律叠覆、一般能在露头范围内观察到、并能代表一定地层间隔发育特点的单层组合。
关键词： 豫北；寒武纪早期；基本层序；古地理 [gap=940]Key words: North Henan; the early period of Cambrian; the basic sequences; paleogeography
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本文运用现代沉积学和地层学理论，对区内震旦系岩石地层进行了基本层序研究与沉积环境分析。
On the basis of modern theory of sedimentology and stratigraphy, the paper analyses the stratigraphic sequence and sedimentary environment of Sinian system in the area.
介绍了小波分析的基本原理和步骤，探讨了测井信号小波分析在高分辨率层序地层划分中的适用性及其意义。
The author introduces the basic principle and procedure of wavelet analysis and discusses the applicability of the log signal wavelet analysis in the high-resolution sequence stratigraphic division.
本文根据层序地层学的基本原理，对塔里木盆地北部下石炭统沉积体系域的基本特征进行了描述。
Based on the principles of sequence stratigraphy, the paper described the basic characteristics of depositional system tract in the Lower Carboniferous.
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