瓦斯爆炸事故严重威胁着煤矿的安全生产和矿工的生命安全，在井下搭建密闭墙是防治瓦斯爆炸事故的一种行之有效的方法。
Gas explosion Accidents imperil the safety of producing and miners' life badly. Erecting seal walls is an effective solution to prevent gas explosion.
前言：对“板闭和杠子墙”临时密闭进行了介绍。
The paper introduces temporary airtights with board close and beam wall.
前言：对“板闭和杠子墙”临时密闭进行了介绍。
The paper introduces temporary airtights with board close and beam wall.
应用推荐