The Principle of Invariant Stress of the Surrounding Rock of the Hole under the Condition of Equal Pressure in the Deep Rock Mass

<div>Relationship between the plastic area range of holes and the influence range of stress under mudstone conditions.</div>

Shock and Vibration

Figure 8: The Principle of Invariant Stress of the Surrounding Rock of the Hole under the Condition of Equal Pressure in the Deep Rock Mass 