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| MT/T 839-1999 Measuring method of coal and outburst risk while a cross-cut passing through a seam (English Version) |
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Detail of MT/T 839-1999
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Introduction of MT/T 839-1999
本标准规定了石门揭穿煤层（以下简称传感器揭煤）煤与瓦斯突出（以下简称突出）危险性测定时所采用的判定指标、测定过程和结果表述。
本标准适用于石门揭煤和其化岩石揭煤时突出危险性的测定。
Contents of MT/T 839-1999