达尔其油田深湖环境有机质类型比较好，成熟度比较高，由于断层封隔性比较强，距离洼陷越近，油源越充足。
In the deep lake sedimentary environment, the oil source is adequate with higher maturity and better type of organic matter near the concave because of the high seal of faults.
有利勘探目标分布在西部洼陷白音断层和塔拉南断层下降盘；
The prospective targets are distributed on the hanging wall of the Baiyin fault and the SOuthern Tala fault in the West sag of the sub-basin.
晚白垩世信江盆地北缘及南缘边界断层附近发育冲积扇体系，中央洼陷区发育河流沉积体系。
Fluvial fan sedimentary system disposed at the edge of south and north basin; Braided river system disposed in the central basin in late cretaceous in Xinjiang.
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