Qingdao
China
Shandong University of Science and Technology
Shotcrete, material rebound rate, macro-influencing factor, rebound mechanism, concrete jet-flow
CT scan, shotcrete, coarse aggregate, Porosity, MWCNTs
shotcrete, agglomerated particle, discrete element parameter, particle model, parameter calibration
Recycled coarse aggregate shotcrete, MWCNTs, Spatial distribution characteristics, Mechanical properties, Microscopic mechanism