Foraminifera indicate an outer neritic paleobathymetric setting.

有孔虫类显示了外围浅海的古代水深.

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Neritic regions are shallow.

浅海区水浅.

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Sedimentary facies include river bed , alluvial flat, neritic , river mouth and limnetic, littoral, weathered continental drift bed and flood deposit facies.

沉积相主要有河床相 、 河漫滩相、浅海相 、 河口湾相、湖沼相 、 滨海相和陆相坡积洪积风化红土等7种类型,它们的分布与古河谷的形成演化和海平面的变化密切相关.

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Zhuanghai district is located in the south of neritic area in Bohai gulf.

摘要桩海地区位于济阳坳陷渤海湾南部极浅海地区.

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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.

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