surrounding rock stability

Numerical analysis with flac~ ( 3d) on rock mass stability surrounding cavern group in the left bank slope of a hydropower station on lan-cang-jiang River

澜沧江某电站左岸地下洞室群围岩稳定性的FLAC~（3D）分析

互联网摘选

The substitution of variable crown elevation tailrace tunnel for surge chamber not only can guarantee the safe operation of the powerplant and reduce the investment but also can avoid unfavorable influence of intensively distributed large span underground chambers on the stability of the surrounding rock mass.

用变顶高尾水洞取代调压室，既可保证电站的安全运行和减小工程投资，又避免了大跨度洞室群分布密集给围岩稳定带来的不利影响。

互联网摘选

Fuzzy evaluation on surrounding rock stability of the layered rock mass underground cavern

层状岩体地下洞室围岩稳定性的模糊评价

互联网摘选

The influencing factors of the stability of surrounding rock masses are mutually associated and constrained.

影响地下洞室围岩稳定性因素是相互关联、相互制约的.

互联网摘选

The stability conditions of Surrounding rock and the size of the karts are positively proportional relationship.

隧道围岩稳定性状况与溶洞规模的大小呈正比关系。

互联网摘选

Numerical Analysis of the Surrounding Rock Mass Stability in Dachang Tongking Tin Mine The Effect of the Progressive Failure of the Rock Mass on the Slope Stability in Dexing Copper Mine

大厂铜坑矿细脉带采场围岩稳定性的数值分析德兴铜矿岩体渐进破坏对边坡稳定性的影响

互联网摘选

Control technique of surrounding rock stability for main entry with underlie coal seams mined

下覆煤层组开采大巷围岩稳定性控制技术

互联网摘选

Numerical analysis of influencing factors in stability of cracked surrounding rock of a laneway

巷道裂隙围岩稳定性影响因素的数值分析

互联网摘选

Study on surrounding rock stability of deep mining in Kailuan Mining Group

开滦矿区深部开采中巷道围岩稳定性研究

互联网摘选

The Excavation Procedure of Super-Large Underground Chambers and the Surrounding Rock Stability

超大型地下洞室群施工开挖程序及围岩稳定分析

互联网摘选

Direct to the shortage existing in the classification of surrounding rock stability, provide a new method.

针对目前围岩稳定性分类方法存在的不足, 给出一新的分类法.

网络文摘精选

The model is applied to analyze the stability of high ship-lock slopes of Three Gorges, and the results show that the model is satisfied in simulating mechanical properties and progressive failure of surrounding rock mass during excavation.

计算结果表明，本模型可以较好地反映节理裂隙岩体的力学特性及开挖过程中围岩渐进破坏的规律。

互联网摘选

The stability evaluation of surrounding rock is important base for tunnel retaining design.

隧洞围岩的稳定性评判是洞室支护设计的重要依据.

互联网摘选

Survey Evaluation of Surrounding Rock Stability of Some Spillway Tunnel

某溢洪隧洞围岩稳定性的勘察评价

互联网摘选

Statistical analysis on time effects and evaluation lndex of deformation stability to NATM surrounding rock deformation

NATM公路隧道围岩时间效应统计分析与变形稳定性评价指标

互联网摘选