Fig.7

Stress curves of measuring point in model line 1, 2, 3 with Y direction of mining face: (a) Survey line 1, (b) Survey line 2, (c) Survey line 3.
Stress curves of measuring point in model line 1, 2, 3 with Y direction of mining face: (a) Survey line 1, (b) Survey line 2, (c) Survey line 3.