The Ordos basin is a multi-gyration,oil-gas bearing basin, whose subsidence is stable, depression is various and twist is distinct.The basin is a large terrestrial lake during the late Trias.

• 鄂尔多斯盆地，是一个稳定沉降、坳陷迁移、扭动明显的多旋回沉积型克拉通类含油气叠合盆地。