Mechanical Behaviors and Damage Evolution Characteristics of Predamaged Rock under Triaxial Compression Experiment

Figure 8

Stress-strain curve comparison of PD rock and intact rock. (a) S-1 rock sample. (b) S-2 rock sample. (c) S-3 rock sample. (d) S-4 rock sample.

(a)

(b)

(c)

(d)