特殊岩性地层的存在往往会干扰其下伏正常地层在地震剖面上的真实反映。
Existence of special lithologic strata often causes interference with actual reflection of its underlying normal formation on profile.
根据多年的勘查实践，总结提出了八条正常地层层序下钻孔见煤前的一般岩心岩性特征，对指导见煤预告等大有裨益。
Based on the prospecting practices of many years, the paper has summarized 8 general lithologic features of core under normal stratigraphic sequence before drilling to the coal-beds in drill hole.
以正常压力系统封闭气藏的物质平衡方程序为基础，建立一种利用累积产气量计算气藏地层压力的方法。
On the basis of the material balance equation, this paper develops a method to predict the formation pressure using cumulative production data for normal pressure confined gas reservoir.
应用推荐