Energy School;
Xi’an University of Science and Technology;
Xi’an 710054;
China;
Key Laboratory of Western Mines and Hazards Prevention;
Ministry of Education of China;
Xi’an 710054;
China;
School of Highway;
Chang’an University;
Xi’an 710064;
China;
Beijing General Research Institute of Mining&Metallurgy;
Beijing 100160;
China;
Department of Civil Engineering;
Inha University;
Incheon 402-751;
South Korea;
cemented paste backfill; particle flow code method; mesoscopic parameters; fabric;