黄河口凹陷是渤海海域的主要含油区之一，具有明显的晚期成藏特征。
The Huanghekou sag is one of the major oil-bearing areas in the offshore Bohai Bay Basin and is characterized by late-stage accumulation.
对黄河口凹陷新近系进行构造单元划分，分析了凹陷不同层位构造特征异同。
The tectonic units are divided as well as the similarities and differences of structural characteristic are compared in Neogene.
研究结果表明，晚期快速生烃、晚期垂向断裂输导、近源成藏和晚期充注是黄河口凹陷油气晚期成藏的主要特征。
The late-stage accumulation in the Huanghekou sag is characterized by late quick hydrocarbon generation, late vertical migration through faults, near-source accumulation and late charge.
研究结果表明，晚期快速生烃、晚期垂向断裂输导、近源成藏和晚期充注是黄河口凹陷油气晚期成藏的主要特征。
The late-stage accumulation in the Huanghekou sag is characterized by late quick hydrocarbon generation, late vertical migration through faults, near-source accumulation and late charge.
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