Research Article
Study on the Permeability Evolution Model of Mining-Disturbed Coal
Figure 1
The curve of permeability-strain and stress-strain of coal specimens.
| (a) #1 coal specimen |
| (b) #2 coal specimen |
| (c) #3 coal specimen |
| (a) #1 coal specimen |
| (b) #2 coal specimen |
| (c) #3 coal specimen |