渤海湾盆地隐蔽油气藏的形成与分布，总体上受控于裂谷断陷湖盆的生成演化。
The formation and distribution of the subtle reservoirs in Bohai Bay basin are usually controlled by originating and evolving of the rift lake basin.
裂谷期后的区域抬升作用导致烃源岩的成熟度偏低，并且各断陷之间有机质的热演化程度相差悬殊。
Post rifting regional uplift resulted in low maturity of source rock and wide difference from each other.
大陆裂谷以地幔上隆、岩石圈伸展、减薄、断陷和沉降为特征，伸展构造环境是大陆裂谷形成的必要条件和本质特征。
The main features of continental rift are mantle upwelling, extension, thinning, faulting and subsidence of lithosphere. The extensional environment is necessary and key to form a continental rift.
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