Shock and Vibration / 2015 / Article / Fig 1

Research Article

The Mechanism and Application of Deep-Hole Precracking Blasting on Rockburst Prevention

Figure 1

The bursting proneness test samples of coal-rock mass combination.
(a) Pure coal
(b) 1 : 1 coal-rock mass complex
(c) 1 : 2 coal-rock mass complex

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