Research Article
Experimental Study on High-Pressure Air Blasting Fracture for Coal and Rock Mass
Figure 6
The macroscopic crack morphology on the experimental blocks’ surface under the designed condition of gas pressure of 10 MPa: (a) V = 1 L, (b) V = 2 L, and (c) V = 3 L.
| (a) |
| (b) |
| (c) |