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Abstract Ventilation system safety evaluation of Xing’an Mine was taken as study object, indexes like operating stability of ventilator, wind points, ventilating system, air volume ratio, operation effect of counter air system, mine air pressure, operation reliability of local ventilation equipment and mine ventilation capacity were analyzed to get the conclusion that the ventilating system of the mine was in good condition, mine reverse ventilation could be improved, with the corresponding optimized measures, with good implementation effect.
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