Abstract:

Abstract: In order to ascertain the distribution range of goaf, the East Open-pit Mine and China Coal Research Institute explore the goaf under the flat plate using high density direct current method, which effectively controls goaf range and ensures safety production and normal advance in the mine.

摘要：

摘　要：为了进一步探明小窑采空区分布范围，东露天矿与煤科总院利用高密度直流电法对工作平盘下部的采空区进行勘探，有效控制了采空区范围，保障了全矿安全生产和正常推进。