煤—水双资源矿井
Coal-water double-resources mine
矿井电阻率成像技术
mine resistivity tomography
矿井电阻率层析成像
mine resistivity tomography
矿井电网
electrical power system of mine
power system in mines
underground power
矿井电穿透法
mine electrical penetration methods
矿井地质构造
mine geological structure
矿井地震超前探测技术
mine advance seismic prediction technology
矿井地下水系统
groundwater system of mine
mine groundwater systems
矿井低压电网
mine low-voltage electric network
shaft low voltage distribution networks
underground LV distribution network