This study achievement has the important and practice significance for mine fire prevention.
该研究成果对矿山防火有重要的实际意义。
There is some instructional signification to soft rock tunnel project and practice of coal mine.
对煤矿软岩巷道工程实践有着一定的指导意义。
It is important and valuable in the practice of control measure in the mine diggings.
这在矿区控制测量实践中有重要的实用价值。
It is important and valuable in the practice of control measure in the mine diggings.
这在矿区控制测量实践中有重要的实用价值。
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