An oil field consists of a reservoir in a shape that will trap hydrocarbons and that is covered by an impermeable or sealing rock.
一个油田由形态上会圈闭油气、并被不渗透的或封闭岩石所覆盖的储集层组成。
The critical aspects of fluvial reservoir geometries and architectural patterns are covered in detail, using worldwide examples.
利用世界各地的范例，详细讨论河成油藏几何图形和构造样式的关键几个方面。
The covered karst is the great important engineering geologic problem recently discovered in Three Gorge Reservoir region.
三峡库区隐伏岩溶问题是近期发现的重大工程地质问题。
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