From bottom to top, it consists of shallow lacustrine facies, delta facies and meandering river facies.
自下而上由浅湖相、三角洲相和曲流河相组成。
There were three times of sea-level fluctuation corresponding to the paleoclimate evolution, which had formed the sediments of alternative sea and river facies.
晚更新世以来的三次海平面升降变化造成了潍河下游地区海陆沉积环境交替，形成了巨厚的海陆交互相沉积层。
The reservoir quality is strongly influenced by the depositional facies and diagenesis of the Chang 2 sandstones of braided river facies in Qinghuabian oil field.
摘要青化砭油田上三叠统长2辫状河砂岩储集层物性主要受沉积相及成岩作用的控制。
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