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- Tunnel surrounding rockmass 隧洞围岩
- Furthermore, total energy release of surrounding rockmass obtained by LERR can be used as optimal index for optimal design of excavation schemes. 对太平驿水电站引水隧洞工程不同开挖步长下能量释放率指标的算例进行分析。
- The main reason that makes tunnel surrounding loess unstable is excavation -disturbance and moistening in loess. 力、水耦合作用使黄土结构性降低,开挖扰动和增湿是黄土隧道围岩失稳的主要原因。
- The rockmass safety monitoring in hydroelectric project is made mainly for rock foundation of dam, surrounding rockmass of underground chambers, artificial slope and natural slide, etc. 水电工程岩体安全监测的对象主要有大坝岩基、地下洞室围岩、人工边坡和天然滑坡等。
- Shotcrete and rockbolts is an important method to reinforce the underground tunnel surrounding rock and ensure the stability of underground tunnel. 锚喷支护是加固水电工程地下室围岩、保障硐室安全的重要手段。
- In view of the destructional problem of open-off cut, the type of open-off cut surrounding rockmass is summed up and the basic model of open-off cut surrounding rockmass is obtained. 针对目前切眼围岩破坏的问题,对切眼围岩类型进行总结,得出切眼围岩的基本模型。
- 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]
- Cat"trees" and posts, cardboard scratching boxes and those ingenious" cat tracks" (a ball in a plastic tunnel surrounding a cardboard scratching pad) are big hins. 猫"树"和猫抓柱,厚纸板盒子和那些精致的"猫轨道"(在一个铺有磨爪衬垫的塑料通道中放一个球)是很大的诱惑。
- Therefore, it shows that the uncertaity measurement model is effective, available and can be applied to classification of tunnel surrounding rock in underground engineering. 且方法科学合理，意义明确，为隧道围岩分级判别提供了一种新思路。
- The rockbolt support rapidly develops in recent years,Application in controlling in tunnel surrounding rock is also more and more broad,especially Australia-American-United Kingdom etc. 近年来锚杆支护技术快速发展,在巷道围岩控制中的应用也越来越广泛,尤其是在澳、美、英等锚杆支护技术先进国家。
- stability of the surrounding rockmass 围岩稳定性
- stability of surrounding rockmass 围岩稳定
- surrounding rockmass displacementamount 围岩变形量
- surrounding rockmass stress field 围岩应力
- A Model Test Study on Influence of Top Karst Cave on Stability of the Surrounding Rockmass during Tunnel Construction 隧道顶部溶洞影响围岩稳定性的模型试验研究
- Minimum safety factor method for stability analysis of surrounding rockmass of tunnel 隧道围岩稳定分析的最小安全系数法
- lining support system for tunnel surrounding rocks 隧洞围岩-支护系统
- They are building a submarine cable tunnel. 他们正在建设一条海底电缆隧道。
- They are digging through the hill to make a tunnel. 他们正在凿山建一条隧道。
- Fuzzy clustering analysis of tunnel surrounding rock classification 回采巷道围岩分类的模糊聚类分析方法
