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

<div>Horizontal stress distribution in the bottom gas extraction roadway roof and floor. The longitudinal axis represents the surface of roof (floor) of a bottom gas extraction roadway.</div>

Advances in Civil Engineering

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Figure 6

Figure 6: Research on the Deformation Characteristics and Support Technology of a Bottom Gas Extraction Roadway under Repeated Interference 