深海相;
The bathyal-abyssal facies , littoral facies , neritic facies and delta facies are beneficial to and gas exploration.
半深海 - 深海相区 、 滨浅海相区和三角洲相区是较为有利的油气分布区.
From ⅰ to ⅱ, the sedimentary facies changed from abyssal facies to turbidite facies, then to littoral facies; Study on the Sedimentary Characteristics and Sedimentary Facies of the Eogene Shahejie Formation in the Western Beach Area of Liaohe Basin
由下向上,其沉积相从深海相经浊积岩盆地相变化到斜坡滨岸相。辽河滩海西部古近系沙河街组沉积特征与沉积相研究
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