Double-directional control bolt support technology and engineering application at large span Y-type intersections in deep coal mines
Zhibiao GUO, Jianjun SHI, Jiong WANG, Feng CAI, Fuqiang WANGVolume:
20
Year:
2010
Language:
english
Pages:
6
DOI:
10.1016/s1674-5264(09)60193-9
File:
PDF, 810 KB
english, 2010