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苏联研制出一种防止和扑灭采区内因火灾的方法,不需封闭采区,不降低产量,且能同时降低采区绝对瓦斯涌出量。
The Soviet Union has developed a method to prevent and suppress the fire in the mining area without closing the mining area, reducing output and at the same time reducing the absolute gas emission in the mining area.