ground mine
短语词组
- ground subsiding mine 地表沉降
- deep ground of mine 矿井深部
- ground vehicle mine dispenser [军]地面车辆地雷撒布器
- ground vehicle mine dispensing system [军]地面车辆地雷撒布系统
- acoustic ground mine 音响沉底水雷
- Ground pressure in mine 矿山地压
- ground pressure of mine roadway 巷道地压
- ground plan of mine workings 矿山巷道底面图
- longhole blasting in under -ground mine 地下矿深孔爆破 返回 ground mine