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- Mechanism analysis on failure of deep rock laneway under dynamic disturbance 深部岩巷在动力扰动下的破坏机理分析
- Keywords deep rock laneway;dynamic disturbance;lose stability;heterogeneity;numerical simulation; 深部岩巷;动力扰动;失稳破坏;非均匀性;数值模拟;
- deep rock laneway 深部岩巷
- At present,the excavation level of rock laneway is low,which badly influences the continuous production of coal mine. 目前,岩石巷道掘进水平普遍偏低,严重影响了煤矿接续生产。
- The extreme soft rock laneway have the characteristic of continuous plastical deformation destroying. 极软岩巷道具有持续塑性变形破坏工程特征,单一支护方式难以控制。
- The extreme soft rock laneway have the characteristic of continuous plastical deformation destroying.Single supporting method is hard to control it. 摘要极软岩巷道具有持续塑性变形破坏工程特征,单一支护方式难以控制。
- Based on the measured results and field survey, the cause of the failure and deformation of the surrounding rock around soft rock laneway in MaLuPing mine are discussed. 根据现场调查和实测结果,分析了马路坪矿软岩巷道围岩变形和破坏的主要原因。
- Technique of secondary bolt/shotcreting support for deep rock roadway, with the East Main Roadway deep to 1 300 m in Suncun Coal Mine as an example, was analyzed. 摘要以孙村煤矿埋深1300m的东大巷应用为例,系统分析了深部岩巷锚喷二次支护技术。
- Technique of secondary bolt/shotcreting support for deep rock roadway,with the East Main Roadway deep to 1 300 m in Suncun Coal Mine as an example,was analyzed. 以孙村煤矿埋深1300m的东大巷应用为例,系统分析了深部岩巷锚喷二次支护技术。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
- Measure and Practice on the Shoring of the Soft Rock Laneway 淮北矿区软岩巷道支护措施及实践
- Keywords soft rock laneway;numerical simulation;practice; 软岩巷道;数值模拟;实践;
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- The medieval town was fortified with a high wall and a deep moat. 这座中世纪的城市周围建有城墙和护城河。
- Can you ladle the soup out of this deep pan for me? 你能从这个深底锅里舀点汤给我吗?
- Economic Potential of Deep Rock Heat Utilization 深层岩体热能利用的经济性
- A deep gorge separates the two halves of the city. 有一道深谷把这座城市分成两部分。
- The tractor has make deep furrow in the loose sand. 曳引机在松软的沙土上留下了深深的车辙。
- A deep ravine is on the left of the road. 有一道深沟在马路左边。
- It has its roots deep in the Middle Ages. 它起源于遥远的中世纪。