The Southwest downwarping region is an important area for the exploration in the Tarim basin, the area of which is significantly big and has been explored for a long time. 摘要塔西南坳陷面積巨大，勘探歷史長，是塔里木盆地的重要勘探領域，但到目前為止沒有取得大的突破。
A type of fan-delta that an alluvial fan progrades into a lake is found in the pliocene Atushi Formation in the Southwest Depression,Tarim Basin. 塔里木盆地西南坳陷上新統阿圖什組中發育一套沖積扇進積到內陸湖泊中而形成的扇三角洲沉積體。
