Each sequence is made of transgressive system tracts and highstand system tracts.

认为娄山关组由7个三级层序组成,层序界面为古岩溶不整合面或暴露带,每个层序都由海进体系域和高水位体系域构成.

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Highstand System Tract mainly develops depositional system of offshore - meare, fluvial facies and prograded delta.

高位体系域主要发育滨浅湖相 、 河流相及进积型三角洲沉积体系.

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