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根据风井防爆门在实际工作中存在的问题,提出了相应的改造设计,改造后,提高了煤矿风井防爆门的安全可靠性,具有一定的推广价值。
According to the existing problems in the actual operation of the explosion-proof air shaft, the corresponding transformation design is put forward. After the transformation, the safety and reliability of the explosion-proof air shaft of the coal mine shaft is improved, which has certain promotion value.