采场稳定性的评价往往具有模糊性。
In the evaluation of stope stability, fuzziness is often found unavoidable.
得到结论:采场稳定性不仅与顶板暴露面大小有关,暴露面形状对其影响也是至关重要的。
Now a conclusion comes: the stability of stope not only has a relationship with the size of the exposed roof, but the exposed surface shape has a crucial influence on its stability.
作者在可编程序计算器上编制了一个完整的程序,它既可用于岩体质量分类,又可用于判断采场稳定性。
The author has also worked out a complete programme on a programmable computer, which can either be used for rock-mass classification or for stability determination.
岩体声发射监测技术已广泛应用于采场稳定性研究中,文中提出了能进行科学预报的灰色GM(1.1)模型。
The monitoring technique of rock mass acoustic emission is of wide use in the stope stability. A grey model GM (1.1) for scientific forecasting was presented in this paper.
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.
在此基础上,可以根据获得的现场资料,预测采场的稳定性。
Therefore, based on the field data obtained, stope stability can be forecasted.
连续采矿法具有独特优越之处,但其全面拉开后采场的稳定性有待验证。
Therefore, continuous mining method is possessed of unique merits, yet the stability of stope after full opening waits to be proved.
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.
这是四川会东铅锌矿露天采场高边坡稳定性理论研究和工程实践的专论。它介绍了这一研究的主要内容及所获得的成果;
This paper is a special discussion on the theoretical and practical approach to stability of high slope in Huidong Lead-Zinc Open Pit Mine, Sichuan Province.
最后,提出了控制采场群稳定性支护对策。
Finally, support control measures were taken to ensure the stope stability.
由于胶结充填体作为采场顶板,故胶结体的稳定性研究是矿山生产技术的一项关键工作。
Since the cemented backfill body is to be the top tray, so the research of cemented stability should be the key point of mining production technology.
因此,不同的采矿方法、不同的采场结构和回采方式,对地下采矿系统的稳定性都有着直接的影响。
Thus, different mining methods, different block structural parameter and different drawing way influence the stability of mining system.
探讨了地下水对露天采场边坡稳定性的影响,并对目前存在的问题作了必要的说明。
The influence of underground water on side slope stability of open-pit mining stope was probed. The existent problems at present were explained.
现场实践证明,采场顶板发生冒落、矿柱出现开裂或片帮等现象急剧减少,采场整体稳定性得到显著提高。
It is proved that the occurrence of roof caving and ore pillar fracturing is rapidly decreased, and the whole safety of mining stop is significantly improved.
采用正交试验方法,以岩体稳定性为原则建立目标函数,获得滨海基岩开采最佳采场结构参数。
Using the Orthogonal test method, the optimal structure parameters in subsea mining are obtained by constructing a objective function based on the principle to keep the stability of rock masses.
本文分析研究了云南大姚铜矿大空区采场大爆破前后的声发射规律;并对大爆破后采场的稳定性进行了安全监测。
This paper analysizes the acoustic emission (AE) law before and after the bulk blasting of the stope in Yunnan Dayao Copper Mine, and monitors the stope stability after the bulk blasting.
高阶段充填体力学研究表明:缩短采场长度和增大采场宽度有利于充填体稳定性和降低充填成本。
The mechanical researches showed that reducing length or increasing width of stope were propitious to improve stability of backfill and to lower filling cost.
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.
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.
应用推荐