含孔洞岩石在静应力下的循环冲击试验研究

戴兵,单启伟,罗鑫尧,薛永明

Cyclic Impact Test of Hole-bearing Rock Under Static Stress

Bing DAI,Qiwei SHAN,Xinyao LUO,Yongming XUE

图5 轴压为0.6σ_f时不同试样峰值应力与应变率的关系

注：

σ_{f}

为单轴抗压强度（MPa）

Fig.5 Relationship between peak stress and strain rate of different samples with axial pressure of 0.6σ_f