高应力扇形中深孔采场边帮控制爆破参数优化

李波,温晨,史秀志

Optimization of Stope Sidewall Controlled Blasting Parameters for High-Stress Fan-Shaped Medium-Depth Hole

Bo LI,Chen WEN,Xiuzhi SHI

图13 O点受力分析

Fig.13 Force analysis at point O