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(cháng)，是塔里木盆地的重要勘探領(lǐng)域，但到目前為止沒(méi)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(fā)育一套沖積扇進(jìn)積到內陸湖泊中而形成的扇三角洲沉積體。
