1. Ph.D. Candidate, School of Resources and Civil Engineering, Northeastern Univ., P.O. Box 265, No. 3-11 Wenhua Rd., Shenyang, Liaoning 110819, People’s Republic of China.
2. Professor, School of Resources and Civil Engineering, Northeastern Univ., P.O. Box 265, No. 3-11 Wenhua Rd., Shenyang, Liaoning 110819, People’s Republic of China (corresponding author).
3. Associate Professor, School of Resources and Civil Engineering, Northeastern Univ., P.O. Box 265, No. 3-11 Wenhua Rd., Shenyang, Liaoning 110819, People’s Republic of China.
4. Lecturer, School of Resources and Civil Engineering, Northeastern Univ., P.O. Box 265, No. 3-11 Wenhua Rd., Shenyang, Liaoning 110819, People’s Republic of China.