Black shales have been considered as a sign of anoxic depositional environments and anoxic events for a long time.
富有机质黑色页岩的形成长期以来被认为是缺氧沉积环境的证据，并被作为全球缺氧事件的标志。
The facies characteristics of above-mentioned depositional environments are described in this paper.
文章描述了上述各深水环境相特征。
For lithologic reservoirs, the width of sandstone distribution is different in different depositional environments.
对于岩性油藏，不同沉积环境所形成砂体的展布宽度是有差异的。
The unique depositional environments of this area in the Quaternary are the important conditions for forming the large scale biogenic gas pools.
本区第四纪独特的沉积环境是形成大型生物气藏最重要的地质条件。
In this paper, the major reservoirs in S-offshore oil field and thir thickness, buried depths as well as depositional environments were introduced.
本文介绍了我国海上S油田主要储层及其厚度、埋藏深度和沉积环境。
Therefor, it is necessary to study the depositional environments of the coal formed gas source rock for the benefit of exploration and development.
因此，开展煤成气源岩沉积环境研究有利于该区煤成气资源的勘探与开发及合理的利用。
The main controls on karst reservoirs are : lithology, depositional environments, hydrology, ancient landform, fractures and weathering time and so on.
控制岩溶发育的主要因素有：岩性及沉积环境、水动力条件、古地形因素、断裂与裂缝发育情况和风化淋滤时间等。
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。
Physical properties of the sandy conglomerate reservoirs differ greatly in different depositional environments, and the best occurs in underwater distributary channel on fan delta front.
砂砾岩储层的物性随着沉积环境的不同表现出较大的差异，且以扇三角洲前缘亚相水下分流河道微相最好。
Physical properties of the sandy conglomerate reservoirs differ greatly in different depositional environments, and the best occurs in underwater distributary channel on fan delta front.
砂砾岩储层的物性随着沉积环境的不同表现出较大的差异，且以扇三角洲前缘亚相水下分流河道微相最好。
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