Organization
1. School of Resources and Environment, Southwest Petroleum University, Chengdu, Sichuan 610500, China 2. The Research Instituteof Exploration & Development, SINOPEC, Haidian, Beijing 100083, China)Journal of Southwest PetroleumUniversity, Vol. 33, No. 2, 89 – 94, 2011(1674 – 5086,in Chinese)