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

<div>Simplified schematic diagram of a roof. Red curve represents roof of bottom gas extraction roadway. The roof of bottom gas extraction roadway is simplified as a simply supported beam.</div>

Advances in Civil Engineering

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Figure 11

Figure 11: Research on the Deformation Characteristics and Support Technology of a Bottom Gas Extraction Roadway under Repeated Interference 