1. School of Earth Sciences and Engineering, Xi’an Shiyou University, Xi’an 710065, China
2. Shaanxi Key Laboratory of Petroleum Accumulation Geology, Xi’an Shiyou University, Xi’an 710065, China
3. Laboratory of Basin Structure and Hydrocarbon Accumulation, CNPC, Beijing 100083, China
4. School of Petroleum Engineering, Xi’an Shiyou University, Xi’an 710065, China