The main sedimentary system includes fluvial, delta, alluvial fan and lake facies.

主要沉积体系为河流 、 三角洲 、 冲积扇及滨浅湖相.

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Lakeshore and shallow Lake deposits are main microfacies types of lake facies.

滨、浅湖相构成了湖泊相的主要亚相类型.

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Carbonate of lake facies is a weak field of sedimentological research both at home and abroad.

研究发现湖相鲕粒灰岩是一种良好的储层,其孔隙中含大量石油.

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The facies includes alluvial fan, fan - delta, offshore lake, shallow lake and deep lake facies.

沉积相类型包括:冲积扇相 、 扇三角洲相 、 滨湖相 、 浅湖相、深湖相.

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The sediments are mudstone , shale, carbonaceous mudstone and marl of deep and semi - deep lake facies.

烃源岩已进入成熟阶段, 处于生油高峰期.

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