The result shows that the margin and inside of the basin are all reformed since late Mesozoic.There exist compressional thrust nappe belt and tensional faulted depression belt around the Ordos basin.

• 结果表明，盆地周缘和内部在中新生代都受到后期改造作用，周缘存在挤压逆冲推覆和拉张断陷等不同性质的构造改造作用。