无底柱分段崩落法扇形炮孔爆破机理研究与应用
任凤玉;王文杰;韩智勇;
Blasting mechanism of fan-patterned holes and its application in sublevel caving
Ren, Feng-Yu (1); Wang, Wen-Jie (1); Han, Zhi-Yong (1)
东北大学学报(自然科学版) . 2006, (11): 1267 -1270 .  DOI: -