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6 不同轴压下弹性模量与冲击次数的关系 注：σf为单轴抗压强度（MPa）

Fig.6 Relationship between elastic modulus and impact times under different coaxial pressure