Research Article
Numerical Simulation of the Stress Field in Repeated Mining of Coal Seams Based on In Situ Stress Measurement
Figure 3
Relationship between σcm/σ1 and GSI under different disturbance coefficients. (a) μ = 0.3, mi = 24. (b) μ = 0.6, mi = 24.
| (a) |
| (b) |