underground blasting
短语词组
- underground engineering blasting 地下工程爆破
- underground blasting shock wave 井下爆破空气冲击波
- underground deep hole blasting 地下深孔爆破
- Open The Underground Blasting 露天地下爆破
- Underground Mine Drilling and Blasting 井下凿岩爆破
- underground deep -hole blasting 井下深孔爆破
- blasting of underground cavern 地下洞室爆破
- medium -longhole blasting in underground mine 地下矿中深孔爆破 返回 underground blasting