A type of stratigraphic trap.

一种地层圈闭类型。

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The stratigraphic trap identification is becoming more and more difficult with progressing petroleum exploration in Junggar basin. How to find the low-amplitude traps in it?

随着准噶尔盆地勘探的深入，圈闭识别的难度越来越大，低幅度背斜圈闭的识别已成为人们关注的对象。

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Stratigraphy traps can be classified into stratigraphic onlap trap and stratigraphic erosion unconformity trap.

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。

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