Research on fully mechanized drivage of 45408 haulage roadway has achieved better technical and economical effect in WANGJIASHAN coal mine. Drivage speed is improved 93%, drivage efficiency and supporting quality are obviously increased.
在王家山煤矿45408运输平巷综掘工作面的试验研究取得了良好的技术、经济效益,使平巷综掘速度较原来提高了93%,掘进效率和支护质量都得到了明显提高。
参考来源 - 大倾角综放工作面平巷综掘关键工艺技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
槽方式及布孔参数影响着掘进效率和成本。
The cut way and hole parameters affect the drivage efficiency and cost.
该临时支护方式既保障了掘进工作面的安全，又提高了掘进效率。
The temporary support means not only ensures the safety of tunneling face but also increases tunneling efficiency.
目前由于矿井巷道掘进效率普遍不高，从而极大地影响了矿井生产的正常接替。
Mine tunneling efficiency is generally not very high, which will have a tremendous impact on normal replacement of mining.
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