underground mine meaning in English
地下矿山
Examples
- Testing method of loader for underground mining
地下矿用装岩机和装载机试验方法 - Review of application of underground mine informatization
地下矿山信息化应用综述 - Calculating method of power load underground mine
煤矿井下电力负荷计算方法的探讨 - Underground mine rope haulage monorail transport system
煤矿井下钢丝绳牵引单轨吊车 - Safety regulations for metal and nonmetal underground mines
金属非金属地下矿山安全规程