Based on drilling data and seismic calibration results,the Jurassic System was divided into four long-term base-level cycles bounded by unconformity and sedimentary transform surfaces.

• 针对准噶尔盆地腹部地区勘探程度低、砂体与油气分布具有较强隐蔽性的特点,将高分辨率层序地层学的原理和方法用于预测该区侏罗系储集砂体分布规律。