堑沟受矿振动助流电耙运搬中深孔采矿法试验

堑沟受矿振动助流电耙运搬中深孔采矿法试验的英文翻译

基本释义

• Research on Medium-long Hole Mining With Trench Gathering and Vibration Flow-aiding Electric Rake Haulage of Ore