1) blasting driving coal roadway
炮掘煤巷
2) blasting-heading in thin coal/rock seams
薄煤层半煤岩炮掘巷道
3) heading excavation
煤巷掘进
1.
Hydraulic slotting technology to prevent coal and gas outburst during heading excavation;
煤巷掘进水力掏槽防治煤与瓦斯突出技术
4) coal driving
掘进煤巷
1.
The "three area" distribution of stress in coal driving is a key factor for delaying the outburst.
掘进煤巷工作面应力"三带"分布对延时突出起着关键作用。
5) coal roadway tunneling
煤巷综掘
1.
Coal roadway tunneling is one of the basic production processes of coal mine, Therefore research and development of coal roadway tunneling simulation system(CRTSS) based on VR technology has important theoretical value and pr.
煤巷综掘是煤矿的基本生产环节之一,因此研究开发基于VR技术的煤巷综掘仿真系统具有重要的理论价值和实用前景。
6) coal road driving
煤巷掘进机
补充资料：半煤岩巷掘进
见煤巷掘进。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条