The data of the cores and the well-logs show the rocks above the main gas layers are all sandstone instead of argillite in the Well Yingnan 2.
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- 钻井取心和录井资料显示,塔里木盆地英南2井侏罗系气藏中的主力气层之上均为砂岩,缺少泥岩盖层。