1) Pillar scaling
矿柱片帮
2) rib spalling
片帮
1.
According to the actual situation of rib spalling in high caving face in Sihe Coal Mine,after the mechanical analyzing,this article discussed the mechanism of rib spalling,the factors which affected the spalling,and the prevention and cure measure.
根据寺河矿大采高工作面煤壁片帮的实际情况,通过建立大采高片帮的力学模型,探讨了大采高片帮机理、影响因素及片帮的防治措施。
2.
Through observing and analyzing to roof and wall of spot in 6114 workface,this paper sum up rules and features of rib spalling and roof fall under complicated geology condition in sub-level caving mining workface,it raises a series of roof control measures and gets good result.
通过对 6 114工作面顶板、煤壁现状的现场观测和理论分析 ,总结出了复杂地质条件下综放工作面煤壁片帮、端面顶板冒落的规律和特点 ,提出了一系列复杂地质条件下综放工作面顶板控制措施 ,现场应用后取得了较好的效
3) rib fall
片帮
1.
The characters, damage and cause of rib fall at blasting face were analysed, and preventive measures were put forward, which has some reference value for other similar condition mines.
针对炮采工作面片帮特点、危害、原因进行深入分析,并提出相应的防范措施,对类似工作面片帮现象的防治具有借鉴意义。
4) pit wallconnected ore body
挂帮矿体
5) Hanging wall ore
挂帮矿
1.
Mining methods used for hanging wall ore at home and abroad have been discussed.
探讨了国内外挂帮矿开采方法,将其按开采方式的不同分为外扩境界露天开采、地下开采和露天-地下联合开采3类,并就各自特点进行了述评。
2.
When mining the hanging wall ore on high slope, blasting vibration needs to be monitored for slope safety.
在高陡边坡上爆破开采挂帮矿,为确保边坡的安全,需对爆破引起的震动进行安全监测。
3.
In the paper,based on the 2# hanging wall ore at Daye Iron Mine,the action of the blasting is analysed,the methods of shock absorption control are suggested,the blasting parameters is optized under the high and steep slope,and the system of monitoring vibration is set up to ensure the stability of slope.
基于大冶铁矿2#挂帮矿开采实际,分析了爆破作用对边坡稳定的影响,并在此基础上提出了控爆减震措施,对高陡边坡下采矿爆破参数进行优化设计,并通过对爆破震动进行实时监测,确保了高陡边坡的稳定。
6) hanging-wall ore
挂帮矿
1.
Xiangbishan is one of the four sites for hanging-wall ore mining in the east open pit of Daye Iron Mine.
象鼻山采区是大冶铁矿东露天采场拟开采的4个挂帮矿开采点之一,其地质条件复杂,北帮边坡曾经发生过滑坡。
补充资料：片帮
1.采矿时矿壁或巷道两侧的岩石突然大片崩落。
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