Results The damp fans, rivers and lakes are main sedimentary systems in Yanqi Basin.They are funned from T(subscript 2-3) to J2, including Xiaoquangou, Badaowan, Sangonghe, Xishanyao and Toutunhe age.

• 结果潮湿扇、河流和湖泊沉积体系是焉耆盆地的主要沉积体系类型，它们形成于中晚三叠世至中侏罗世的小泉沟、八道湾、三工河、西山窑和头屯河期；