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- wall rock stability analysis 围岩稳定分析
- The large span large section of the roadway surrounding rock stability analysis supporting the proposed overall idea. 通过对大断面大跨度巷道围岩稳定性的分析,提出了支护的总体思路。
- Lingzikou Tunnel is located at 30 km north-east of Shaotong city in Yunnan Province, the adjoining rock stability analysis and evaluation. 根据勘察资料对位于云南省昭通市北东约 3 0 km处凌子口隧道围岩的稳定性进行分析评价。
- Application of artificial neural network method in the wall rock stability classification evaluation 神经网络方法在围岩稳定性分级评价中的应用
- Numerical Simulation Research of Wall Rock Stability of Preparatory Workings at Chengchao Iron Mine 程潮铁矿采准巷道围岩稳定性数值模拟研究
- Keywords artificial neural network(ANN);ameliorated back propagation(BP) arithmetic;MATLAB program;wall rock stability classification;evaluation; 神经网络;改进BP算法;MATLAB程序;围岩稳定性分级;评价;
- Block Theory and Its Application in Surrounding Rock Stability Analysis in Underground Opening 块体理论及其在洞室围岩稳定分析中的应用
- Surrounding Rock Stability Analysis of Xiaowan Hydropower Project Underground Powerhouse Chambers 小湾水电站地下厂房洞室群围岩稳定分析
- Giani,G.P.,Rock Slope Stability Analysis,A.A.Balkema,1992. 张有天、周维垣;岩石高边坡的变形与稳定;中国水利水电出版社;北京;1999年4月.
- Wall Rock Stability 围岩稳定
- Keywords soft rock in deep mine;blasting destressing;wall rock stabilization;distortion test; 深井软岩;爆破卸压;围岩稳定;变形测试;
- More detailed information is needed to make a stability analysis. 进行稳定性分析就需要较详细的资料。
- Wall rock is a special medium of underground engineering and its stability affects directly production and safety. 摘要围岩是地下工程类特殊的介质,其稳定性直接影响到生产和安全。
- Wall Rock Stabilization Evaluation of Underground Workshop of Pumped Storage Power Plant and Discussion on Some Relative Problems 抽水蓄能电站地下厂房围岩稳定评价与有关问题探讨
- In flat dip layer, the seam thickness control the stability of the wall rock, the thick-bedded hard rock is stable than the thin-bedded hard rock. 岩层厚度在缓倾斜时对围岩稳定起控制作用,厚层硬岩整体稳定性好于薄层状硬岩。
- The stability of stope wall rock and obsturator is a key issue for the safty of the second stage minimg in Jinchuan no.2 digging. 金川二矿区深部开采过程中采场围岩及充填体的稳定性是二期安全生产中的关键技术问题。
- Nowadays the transient stability analysis(TSA) has been mature relatively. 目前较为成熟的是暂态稳定分析(TSA)。
- Consequently, the evaluation of wall rock"s stability is a momentous science research correlated with expressway"s roading. 因此,围岩稳定性评价是与高速公路隧道施工和运营密切联系的一项极为重要的研究内容。
- A new robust stability analysis method for time-delay system is presented. 给出了一种时间滞后系统的鲁棒稳定性分析方法。
- The test results provided references for the researches on mechanical parameters of rock mass and the stability analysis of underground chambers. 测试成果为进一步的岩体力学参数研究和地下洞室稳定性分析提供了参考依据。