大峰露天矿中槽采区提高块煤率的爆破方法探讨

大峰露天矿中槽采区提高块煤率的爆破方法探讨的英文翻译

基本释义

• Probing into the Blasting Way to Improve Lump Coal Rate of Mid-groove Mining Area in Dafeng Open-pit Coal Mine