Research Article
Influence of Flaw Inclination Angle on Unloading Responses of Brittle Rock in Deep Underground
Figure 2
Stress distribution of rock mass ahead of the working face.
(a) Working face is far away from the rock mass unit () |
(b) Working face advances to the nearby region of the rock mass unit () |
(c) Working face locates in the boundary line of the rock mass unit () |