Affiliation: | 1. Research Institute of Petroleum Exploration and Development, PetroChina, Beijing, China;2. Laboratory for Rock Mechanics (LMR), Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerlandsunliang06@gmail.com;4. School of Civil and Environmental Engineering, The University of New South Wales, Sydney, Australia;5. Laboratory for Rock Mechanics (LMR), Ecole Polytechnique Fédérale de Lausanne (EPFL), Lausanne, Switzerland |