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shan dong ji lin qu shi tan er die ji han mei di ceng de ceng xu di ceng shi yang
Author(s): 
Pages: 18-26
Year: Issue:  S1
Journal: Acta Sedimentologica Sinica

Keyword:  陆表海海陆交替型含煤地层二元结构层序层序地层分析;
Abstract: 山东及邻区石炭二叠纪海陆交替型含煤地层为内陆表海盆地沉积,可划分出三个Ⅲ级层序,其分界面为Ⅲ级海平面变化的周期性界面,在华北广大地区表现为整合面。含煤层序的基本结构特点为"二元型",即"海侵-高位"的体系域叠置型式。海侵体系域由1-2个小层序构成,高位体系域为4-7个小层序构成。因此,华北内陆表海含煤盆地层序格架与北美大陆边缘海含油气盆地的层序模式具有根本上的差异。
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