shrinkage stoping
短語(yǔ)詞組
- shrinkage e stoping 留礦采礦法
- shrinkage stoping method 留礦采礦法
- shallow boreholes shrinkage stoping 淺孔留礦法
- overall shrinkage stoping 留礦全面采礦法
- short hole shrinkage stoping 淺眼留礦法
- waste -lifting shrinkage stoping 削壁充填留礦采礦法
- short hole shrinkage stoping method 淺孔留礦采礦法
- shallow hole shrinkage stoping system 淺眼留礦法 返回 shrinkage stoping