小矿房、小矿柱的房柱法。
并应用反演结果对该采场各矿房围岩的变形进行了模拟计算;
The mechanical parameters were then used to compute, by numerical method, the displacements of the rock mass surrounding every stope in the block.
根据研究结果,确定了矿房布置方式、合理回采顺序和同时工作采场数量。
According to the research result the stope arrangement, reasonable stoping sequence and number of simultaneous working stopes are determined.
本文提出了一种矿房矿柱阶段性连续回采,深孔放顶处理空区的采矿方法。
This paper introduced a new method for it, ie continuous stoping of room and pillar in stages and to fill mined bed with falling roof by deep-hole blasting.
一次钻孔分段爆破的新工艺已成功地应用到天井掘进和矿房、矿柱的回采方面。
A new technique of the long-hole blasting has been used in raising and prospecting of the rooms and the pillars.
最后将模拟计算结果与监测结果进行了比较,对矿房围岩的变形稳定性进行了分析。
Comparison was made between the simulated and monitored displacements and an analysis was also made on the stability of the rock mass surrounding stopes in the block.
本文总结分析了三山岛金矿矿房内不同结构类型矿体中的种种爆破方案和爆破参数。
This paper studied the various blasting techniques with different blasting parameters in Sanshandao Gold Mine.
根据新立矿区开采技术条件,研究确定对厚大矿体采用分矿房矿柱分层充填法开采。
According to mining condition in Xinli mining area, the room and pillar filling method for large and thick ore-body is determined after research.
灰关联度计算表明,采矿方法适应性排序为:露天开采法、分段崩落法、阶段矿房法等;
The gray relation degree indicates that the series for adaptability of every mining method are surface mining, sublevel caving mining, block stop mining etc;
本文用数值计算的方法对蚕庄金矿倾斜矿房的稳定性进行了分析,其结论对矿山生产是有价值的。
In this paper, the stability of the inclined stope in CanZhuang gold mine is discussed by using numerical simulation methods.
本文用数值计算的方法对蚕庄金矿倾斜矿房的稳定性进行了分析,其结论对矿山生产是有价值的。
In this paper, the stability of the inclined stope in CanZhuang gold mine is discussed by using numerical simulation methods. The obtained results are valuable for the production of the mine.
本文运用不连续位移法及其计算机程序,对VCR法采场(矿房和矿柱)周围应力分布及其稳定性进行了分析研究。
In this paper, stress distribution around, and stability of VCR stopes (rooms and pillars) are discussed using displacement discontinuity method and its computer programme.
文中用数值模拟的方法分析了矿房倾角对蚕庄金矿倾斜试验采场稳定性的影响,找到了最佳的矿房倾角,得出了有价值的结论。
The effect of dip Angle on the stability of inclined stope was analysed by numerical simulation method in Canzhuang Gold Mine. The optimal dip Angle of the inclined stope was found out.
此时为了处理好露天与地下同时开采相互影响的问题,一般采用空场法,它需要在露天坑底部、地下开采第一中段的矿房顶部保留一定厚度境界顶柱。
For a mine to be changed from an open pit to underground stope, the stability of the boundary pillar has direct influences on the safety production of the mine.
此时为了处理好露天与地下同时开采相互影响的问题,一般采用空场法,它需要在露天坑底部、地下开采第一中段的矿房顶部保留一定厚度境界顶柱。
For a mine to be changed from an open pit to underground stope, the stability of the boundary pillar has direct influences on the safety production of the mine.
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