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:
σ
f
为单轴抗压强度(MPa)
Fig.9
Fracture patterns of samples at different strain rates