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- Construction of Pishuang'ao Tunnel in soft rock 砒霜坳隧道软弱围岩施工技术
- large deformation of tunnel in soft rock 软岩大变形
- large-deformation tunnel in soft rock 软岩大变形隧道
- In this paper,the deformation of the axisymmetrical tunnel in soft rocks is studied by using the Mohr-Coulomb yield criterion and non-associative plastic flow rule. 本文采用莫尔-库仑屈服准则和非关联塑性流动法则分析了轴对称软岩巷道的变形规律。
- A theoretic displacement solution of elastoplastic deformation for the tunnel in soft rocks is derived from the fundamental equations of the axisymmetrical plane strain, elastoplastic problem. 从轴对称平面应变问题的基本方程出发,导出了软岩巷道弹塑性变形的位移理论解答,并给出了现有应力与位移理论解的适用条件。
- tunnel in soft rock 软岩巷道
- It is easily collapsed for shallow and unsymmetrical large-span tunnel near portal in soft rock. 软岩地区浅埋偏压大跨度隧道进口段极易塌方。
- Once deep-buried long tunnel is constructed in soft rock under high crustal stress,rheology of soft rock is an outstanding engineering geology problem. 在高地应力环境下的软弱围岩中修建深埋长隧道,软弱围岩流变一是个突出的工程地质问题。
- Once deep-buried long tunnel is constructed in soft rock under high crustal stress,rheology of soft rock is an outstandingengineering geology problem. 在高地应力环境下的软弱国岩中修建深埋长隧道,软弱围岩流变一是个突出的工程地质问题。
- Once deep-buried long tunnel is constructed in soft rock under high crustal stress, rheology of soft rock is an outstanding engineering geology problem. 摘要在高地应力环境下的软弱围岩中修建深埋长隧道,软弱围岩流变一是个突出的工程地质问题。
- According to the characteristics of soft rock tunnel in Hongmiao coal mine, the rational support for the tunnel is suggested.The application of bolt and shotcrete support is described in detail. 依据红庙煤矿软岩巷道的特点,提出巷道合理的支护形式,详细阐述了锚喷支护在施工中的应用。
- In the light of the drawbacks met in the double-layer lining in soft rock strata,permanent tunnel lining by single-layer reactive powder shotcrete is studied by using numerical simulation and test. 通过试验和数值模拟分析,研究了隧道喷射活性粉末混凝土单层衬砌支护技术。
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一个地道。
- The construction method of large cross section airbridge in soft rock i s presented in this paper. 阐述了软岩中大断面风桥的施工方法。
- This will provide the theroy basis for optimizing design of the pile socketed in soft rock. 为软岩嵌岩桩的优化设计提供必要的理论依据。
- The aseismic performance of shallow buried water-conveyance tunnel in soft soil area is becoming more and more important with the development of large-scale water conveyance projects. 摘要在大规模的调水工程的建设中穿越软土地区的浅埋输水隧道的抗震性能问题更加突出。
- Her hair hung to her shoulders in soft ripples. 她的头发呈飘柔波浪式披悬到肩。
- Underground pressure and timbering technology in laneway construction in soft rock mass is one of the complicated technical problems. 软岩巷道地压与支护技术是地下工程施工中复杂的技术难题。
- To sum up, the findings are beneficial to the recognition of rill erosion characteristics for small watershed in soft rock area. 研究结果有利于深化人们对砒砂岩地区小流域毛沟侵蚀特性的认识。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。