Use of the Equivalent Mining Height Method for Understanding Overlying Strata Movement and Stress Distribution in an Isolated Coal Pillar

<div>Monitoring system for strain of physical model. (a) Schematic diagram of physical model. (b) Noncontact monitoring system of Vic-2D for global strain.</div>

Shock and Vibration

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Figure 4

Figure 4: Use of the Equivalent Mining Height Method for Understanding Overlying Strata Movement and Stress Distribution in an Isolated Coal Pillar 