Subdivision of layer series of development was carried out in major blocks with thick oil layers.

为提高开发效果，对油层厚度大、具备细分层系的主力区块，进行细分开发层系调整。

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Subdivision of layer series of development was carried out in major blocks with thick oil layers.

为提高开发效果，对油层厚度大、具备细分层系的主力区块，进行细分开发层系调整。

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