矿柱爆破回采对胶结充填体损伤影响试验研究 |
宋春辉,李祥龙,王建国,宋飞 |
Experimental Study on the Effect of Pillar Blasting Mining on the Damage of Cemented Filling Body |
Chunhui SONG,Xianglong LI,Jianguo WANG,Fei SONG |
图4 声波测点布置图 |
Fig.4 Layout diagram of acoustic wave measuring points |