speedy drivage 快速掘进
drivage method 掘进法
drivage ratio [矿业] 掘进率
tunnel drivage 隧道掘进 ; 隧洞掘进
drivage efficiency 掘进效率
high speed drivage 高速掘进
Rock Drivage 岩巷掘进
shield drivage 盾构掘进
wide face drivage [矿业] 宽工作面掘进
During the development of tunnel drivage of many domestic gold mine such as Jiaojia Gold Mine in Shandong Province, encountered a lot of unstable rock mass, The rock mass is mainly disruption and alteration granite, Rock's structure growth and many crevasse surface, and rugged coefficient is f=4～5, It belongs to IV kide unstable wall rock.
在国内许多诸如山东省焦家金矿开拓巷道掘进中,遇到了大量不稳固岩体,岩体主要以碎裂蚀变花岗岩为主,结构发育,裂隙面多,坚固性系数f=4～5,属于Ⅳ类不稳固围岩。
参考来源 - 光面爆破技术在不稳固岩体掘进中的研究和应用·2,447,543篇论文数据，部分数据来源于NoteExpress
The results of experiment testify that the method not only realizes the normal ventilation and gas drainage in drivage roadway but also saves energy.
实验表明，该方法能较好地实现掘进巷道的正常通风和瓦斯排放，并达到节能效果。
The support with bolt and cable is a main way of roadway drivage.
锚杆锚索支护是巷道掘进的一种主要形式。
The cut way and hole parameters affect the drivage efficiency and cost.
槽方式及布孔参数影响着掘进效率和成本。
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