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9 不同应变率下试样的破碎形态
注:σf为单轴抗压强度(MPa)
Fig.9 Fracture patterns of samples at different strain rates