泥岩 mudstone
- 以泥岩为主,夹砂岩的地层也可能是油气层。
A shale formation with sandstone interbedded is also a potential oil bearing formation. - 河谷裸露的地层为中生代三叠系的砂泥岩质地层。
The stratum in the valleys is made up of layers of sand and silt rocks that have formed over time. - 研究认为,超压带泥岩裂缝、岩性油气藏将是令后的重要勘探领域。
The study shows that the mud fracture in overpressure zone and lithologic reservoir should be the target domains for petroleum exploration.
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