Research on the Deformation Characteristics and Support Technology of a Bottom Gas Extraction Roadway under Repeated Interference

<div>Vertical stress distribution on both ribs of bottom gas extraction roadway. The longitudinal axis represents the surface of upper (lower) rib of the bottom gas extraction roadway.</div>

Advances in Civil Engineering

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Figure 8

Figure 8: Research on the Deformation Characteristics and Support Technology of a Bottom Gas Extraction Roadway under Repeated Interference 