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- stability of surrounding rook 围岩稳定性
- The results show that the cross-section shapes of roadways strongly influence the stability of surrounding rocks. 结果表明:断面形状对巷道围岩的稳定性有较大影响。
- The results show that the differences of stability of surrounding rock mass are markable for dlfferent excavating sequences. 结果表明,不同的开挖顺序,对围岩的稳定性具有显著的影响。
- The problems such as design of rockfill dam with high core wall, the stability of surrounding rocks and the design of spillway are the key to the project construction. 该工程高心墙堆石坝设计、地下厂房围岩稳定、溢洪道设计等问题是工程建设的关键问题。
- Through numerical analysis, the stability of surrounding rock in two sides of deep roadway under the conditions of supporting and grouting in the floor was studied. 摘要通过数值计算,研究了底板支护和注浆加固底板后深部软岩巷道两帮围岩的稳定性。
- Present Situation and Discussion of the Study on Stability of Tunnel-type Anchorage and Surrounding Rook 隧道式锚碇围岩稳定性研究现状及探讨
- Analysis of relationship between joint condition and stability of surrounding rock of openings and mining areas is completed. Using CSIR geomechanical classification method,assessment on rock mass quality in the mine is provided. 根据矿区工程地质、水文地质和节理裂隙发育调查统计资料 ,矿区地应力测量和矿岩岩石力学性质试验结果等 ,采用CSIR地质力学分类方法 ,对矿区分布的主要岩组进行的岩体质量分级评价。
- The influences of blasting vibration on the stability of surrounding rocks mass and concrete lining of existed adjacent chambers, or excavating tunnel and the grouted rockbolts are studied and analyzed in the thesis. 本文主要研究爆破振动对邻近地下洞室和本洞围岩稳定性、混凝土衬砌及砂浆锚杆的影响。
- By this way,not only the mesh generation of large underground chambers becomes relatively convenient and feasible,but also the influence of complex geologic faults on stability of surrounding rocks is reflected effectively. 使用这种隐含的断层单元,不但将受复杂断层切割的大型复杂地下洞室群的有限单元离散简单化,加快分析计算周期,而且能够有效地反映断层对复杂地下洞室围岩稳定的影响。
- Distribution and transfusion of the geostatic pressure variate in company with mining space in underground mining.Different mining sequences bring about different stability of surrounding rock. 地下开采中地压分布与转移随开采空间变动而变动,不同的开采顺序会带来不同的围岩稳定性。
- The action of the support in preserving stability of surrounding rock masses is analyzed and its effect is proved being remarkable with using Kelvin-Voigt model and visco-elastic theory. 最后应用粘弹性理论,分析了锚注支护对具有流变特性围岩在维护其稳定性方面的作用。计算结果表明,锚注支护对维护破碎围岩的稳定具有显著效果。
- This system is applied to analyze the stability of surrounding rock in diversion tunnel of the Daliushu Hydro Project.The application shows that the system is effective and practical. 该评价方法被应用到黄河大柳树水电站导流洞围岩稳定性综合评价中,其结果得到了实际工程的检验,说明该方法有一定的适用价值。
- ZHU Shu-ping, ZHOU Chu-liang.Viscoelastic mechanical analysis of stability of surrounding rockmass in circular underground runnels[J].Journal of Tongji University,1994, 22(3): 329-333. [3]朱素平;周楚良.;地下圆形隧道围岩稳定性的粘弹性力学分析[J]
- A lot of factors effect the stabilization of surrounding of laneway, which is not only depended on geological factor, but also on factor of procreative technology. 巷道围岩稳定性受多种因素的影响,它不仅取决于地质因素,同时也取决于生产技术因素。
- stability of surrounding rock mass 围岩稳定
- stability of surrounding rockmass 围岩稳定
- The government has taken a measure to maintain the stability of prices. 政府已经采取了措施以确保物价稳定。
- the stability of surrounding rock 围岩稳定性
- the stability of surrounding rock mass 围岩稳定性
- The war could threaten the stability of the region. 战争可能会影响到这个地区的稳定。
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