采区地震勘探是以查明煤系地层小断层、小褶曲细微地质构造为目标。

The aim of seismic exploration in a panel is to ascertain the minor faults and folds, the subtle geological structures in coal measures.

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松辽盆地的反转构造以宽缓的褶曲和长垣背斜为主，属小变形量的反转构造。

Reverse structures in Songliao basin are mainly wide and gentle folds and placanticline with small deformation.

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