地层学引用的一个普通术语。意指整合层序中地层向陆延伸、尖灭的范围由老至新逐层扩大，较新的层依次掩埋并超越其下伏层的延伸尖灭边界。
并据此评价了地层超覆带附近高值烃所对应的资源类型。
Based on these, correspondent types of resource of high value hydrocarbon near formation overlap zone are evaluated.
因此库车坳陷南缘地层超覆圈闭具有良好的含油气前景。
The stratigraphic overlap traps in the south margin of the Kuqa Depression is a favourable target for hydrocarbon exploration.
地层圈闭可分为地层超覆不整合圈闭和地层削蚀不整合圈闭。
Stratigraphy traps can be classified into stratigraphic onlap trap and stratigraphic erosion unconformity trap.
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