mine goaf meaning in English
采空区
Examples
- Disposal of the irregular mine goaf in sandaozhuang mining district
三道庄矿区不规则空区的处理 - Effects of mine goaf on surface building and its engineering measure
采空区对地面建筑物的影响及工程措施 - Analysis of the highway influenced by mine goaf under the hunan leiyi highway
耒宜高速公路路基下采煤空区对公路的影响分析