When lateral sealing was formed by fracture fillers the fault can be sealed in vertical direction.

当断裂填充物构成侧向封闭，断层在垂向上也应是封闭的；

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According to offset Wells correlation, reservoir prediction and fault seal study, it was considered that the northern fault and Dawa fault of Qing 22 was sealed, so the prospect is effective.

根据邻井对比、储层预测及断层封堵性研究，认为清22北断层及大洼断层都是封堵的，因此圈闭是有效的。

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