HIGHLIGHTS
- who: Junhong Si and collaborators from the School of Emergency Technology and Management, North China Institute of Science and Technology, School of Safety Engineering, China University of Mining and Technology, Xuzhou, China have published the research: Characteristics of Airflow Reversal of Excavation Roadway after a Coal and Gas Outburst Accident, in the Journal: Energies 2021, 14, x FOR PEER REVIEW of 15/06/2021
- what: The research mainly focuses on the characteristics of air door failure , the reasonable position, the strength of the air door , as well as the automatic air door .
- how . . .

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