1) dynamic pressure and soft rock complex roadway
动压软岩复合型巷道
2) soft and dynamic tunnels
软岩及动压巷道
1.
The loss of stability and supporting method for the soft and dynamic tunnels;
软岩及动压巷道失稳机理与支护方法
5) soft rock drift renovation
软岩巷道修复
6) soft-rock roadway
软岩巷道
1.
According to the failure mechanism,the analysis of supporting in soft-rock roadway and,the concept of initiative supporting,the authors have make a theoretical analysis of the technologically and economically effective practice with bolt-grouting reinforcement at-420m main return way on East-Four mining area in Pansan Colliery.
依据软岩巷道的破坏机理和支护分析,在主动支护理念的指导下,对安徽淮南潘三矿东四采区-420m总回风巷,采用锚注加固并取得较好技术经济效果的实例进行了理论分析,探讨了软岩巷道的加固方案及相应的巷道锚注加固参数。
2.
Combining on-the-spot actual measurement with numerical calculation,the authors have discussed the deformation laws and failure features of floor lift in soft-rock roadway,which would help to solve the problem of soft-rock roadway supporting.
煤矿软岩巷道支护问题是煤矿开采等地下工程维护中的一大技术难题,而巷道底鼓又是巷道围岩变形破坏的一种主要形式,采用现场实测和数值计算相结合的方法,探讨了软岩巷道的变形规律及破坏特点,得出了一些规律性的认识。
3.
Based on the soft-rock roadway of Enhong colliery in Yunnan province,this paper analyzes by nmuerical simulation the three supporting plans for soft-rock roadway junctions.
以云南恩洪煤矿软岩巷道为背景,应用数值模拟对软岩巷道交叉点3种支护方案进行分析研究。
补充资料：冲击波超压与动压