第十四条矿山设计规定保留的矿柱、岩柱，在规定的期限内，应当予以保护，不得开采或者毁坏。
Article 14 Mine pillars and rock pillars to be preserved as specified in the mining designs shall, within the prescribed period of time, be protected and may not be exploited or damaged.
准确掌握矿柱实际边界是矿柱回采爆破设计的基础，也是提高矿山经济效益的有效途径之一。
The accurate awareness of actual pillar boundary is the basis for the blast design for pillar extraction and is also one of the effective ways to improve the mine economic benefit.
小矿房、小矿柱的房柱法。
提出用切顶与矿柱崩落法处理木架山采空区。
In this thesis, according to the condition of Mujia Hill, the method of roof cutting and ore pillar dilapidation is proposed.
矿柱的稳定性是影响矿山生产安全的重要因素。
The stability of pillars is a very important factor to mining safety.
采场整体稳定性差，极易发生矿柱连续破坏事故。
The stability of No. 6203 Stope is the worst, and the pillars are extremely vulnerable to failure contiguously.
用尾砂分层充填法回采矿柱，取得了很好的经济效果。
Excellent results were obtained in mining of pillars using tailings in horizontal cut-and-fill.
对类似开采条件矿山的矿柱回采具有一定的借鉴意义。
It can give a certain reference for exploiting to the mine with similar mining conditions.
矿柱回采的实践证明了相似材料模型试验结果是正确的。
The pillar extraction practice has proved the correctness of the test results of similarity model.
本文论述胶结充填人工矿柱(壁)在一定条件下的承载作用。
In this article, the supporting behavior of cemented backfill rib pillars under certain circumstances are discussed.
介绍了含砷低品位硫化铜矿柱浸实验研究方法、装置和结果。
The method, experimental equipment and results of column leaching were presented for low-grade copper sulfide ore.
顶板冒落、巷道底鼓和矿柱破坏是采矿过程中的重要岩石力学问题。
Roof falling, floor heave of roadway and pillar failure are important problems of rock mechanics in mining process.
本文总结了湘西金矿老矿山闭坑中充分回收残矿柱资源的实践经验。
Practical experience of residual pillar resources recovery during old workings close period in Xiangxi Gold Mine was summed up in this paper.
壁式无矿柱采矿首先是在煤矿推行，金属矿还未实现壁式无矿柱采矿。
The method of wall mining without pillars was first used in coal mine. In the metal mine it has not been used yet.
通过对地压的监测，得出该矿山的地压活动特点与矿柱目前的稳定性情况。
By monitoring the ground pressure, the characteristics of ground pressure in underground mine and the stability status of pillars are acquired.
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.
采空区上部预留矿柱的回采工作影响到整个矿山的安全生产、采矿方法及其实施。
Mining the ore in pillars above the mine-out area comes down to the security of production, mining methods and putting in practice.
在空区未充填的情况下回采矿柱，矿柱与采空区顶板的稳定性是一个关键问题。
The stability of the ore pillar and the roof is a key issue in the pillar recovery in unfilled mined-out area.
在空区末充填的情况下回采矿柱，矿柱与采空区顶板的稳定性是一个关键问题。
The stability of the ore pillar and the roof is a key issue in the pillar recovery in unfilled mined - out area.
采用孔径变形应力解除法，测量了某大型磷矿采空区中矿柱结构的应力分布规律；
The stress relief method of hole diameter deformation was used to measure the stress distribution of the pillar structure in the mined area in a big phosphate mine.
先房后柱的上向分层胶结充填法在我国应用较为广泛，但矿柱后期回采条件较差。
The practice cf mining room first and then pillars by overhand cut and cemented fill is widely used in China, but the condition for pillars recovery in later period is normally worse.
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.
根据数值计算的结果，并结合矿山现场的实际情况，确定矿柱回采试验的最终方案。
According to the numerical results and the states of the mining filed, the final mining method of ore-pillar recovery is determined.
深部水平矿柱开采的稳定性问题，是地下金属矿山迫切需要解决的共性技术难题之一。
The stability of horizontal pillars in deep mining is one of the common technical challenges that should be solved urgently for underground metal mines.
通过建立三维有限元弹塑性力学模型，模拟计算了水平矿柱上各盘区的屈服破坏过程。
A three-dimensional finite element model was constituted to simulate the yield process of the macro-horizontal jamb in the tectonic stress field caused by continuous mining.
通过对充填体受力分析，指出减小爆破对充填体的破坏作用是矿柱回采的技术关键之一。
Based on the stress analysis of filling body, it was pointed out that reducing the destructive function of blasting on the filling body is one of the technical keys in ore pillar extraction.
本文根据木架山的具体条件，提出了应用切顶与矿柱崩落联合法进行木架山采空场处理。
The method disposing abandoned stope is summarized, and it is proposed that the abandoned stope be disposed by roof cutting and pillar dilapidation.
针对岩体变形破坏具有的突变性，结合材料力学理论，建立了岩梁-矿柱的尖点突变模型。
In view of the mutability in deformation and failure of the rock mass, and combined with the theory of the material mechanics, a cusp catastrophe model of rock beam-pillar was build.
针对岩体变形破坏具有的突变性，结合材料力学理论，建立了岩梁-矿柱的尖点突变模型。
In view of the mutability in deformation and failure of the rock mass, and combined with the theory of the material mechanics, a cusp catastrophe model of rock beam-pillar was build.
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