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- weak rock mass tunnel 软岩
- According to the above study and the successful experiment repairing the weak rock mass roadway with bolt-grouting support in Jincuan No.2 mine, the auth... 根据在金川二矿区进行不良岩层支护试验的实践经验和金川不良岩层巷道支护原则,给出了适用于各类不良岩层巷道的支护设计方案。
- Relation between Axial Force Distribution of Rock Bolt and Plastic Zone of the Tunnel in Soft and Weak Rock Mass 锚杆轴力分布与软弱岩体中隧道塑性区的关系
- ANSYS three-D fluid distortion simulation of rational mining and reservation width in strip mining under weak rock mass 软岩矿层条带开采合理采留宽度的ANSYS三维流变模拟
- Keywords High-stress;Weak rock mass;Support of roadway;Bolt-shotcrete-mesh support;Grouting reinforcement;Combined support; 高应力;不良岩层;巷道支护;喷锚网支护;注浆加固;联合支护;
- Rock mass tunnel 岩体隧道
- Soft and weak rock mass 软弱围岩
- Unloading rock mass mechanics II. 卸荷岩体力学2。
- The rock mass produced by an intrusive process. 侵入岩浆岩浆侵入过程中生成的岩块
- Two-dimensional (2D) compressional wave propagation from a tunnel or borehole in a rock mass with single joint is a multiple factor-influenced problem. 摘要二维波穿过单节理的问题是一个复杂的多因素影响问题,其透射率影响因素有:节理无量纲刚度、射线角、巷道半径、所在点离巷道中心的径向距离以及岩石力学性能参数。
- The fractured zone where the geological diseases are highly concentrated is themost weak zoic of the rock mass. 断裂带是岩体中最软弱地带,地质灾害高度集中,山区工程深受其害,是极易发生造价、工期、质量三失控地带。
- Rock mass dilates at its post-failure stage and it still has carrying capacity to a certain extent.These characteristics always react on tunnel supports. 岩石破裂后会发生体积膨胀且仍具有一定的承载能力,煤矿中多利用岩石的该性质进行支护。
- Rock avalanches originate on over-steepened slopes in weak rocks. 岩石崩塌起源于陡峭的高坡上不牢固的岩石。
- The surface ground subsidence caused by tunnel excavation is a high nonlinear course of self-organization.It is formed by disordered rock mass self-organization. 摘要隧道开挖引起的地面沉陷是由于隧道开挖在地下形成空洞,受扰动岩体通过自组织在地面形成的一种损害形式,其形成过程具有高度非线性。
- Finally, the mechanical parameters of the rock mass and the initial stress of filed the rock around the faultage F3 in diversion tunnel No. 2 were analyzed. 最后,利用上述方法反演得到了(上标%23)2导流隧洞F3断层附近岩层的岩体力学参数和初始地应力场。
- For example, relatively soft material, such as soil, gravel, loose or weak rock, can be removed by digging. 例如,像土壤、砾石和松石那样的松软剥离物,可挖掘剥离。
- Construction of Tunnel Entrance at Weak Rock 顺层软弱围岩隧道洞口段施工技术初探
- Simultaneously, the displacements of the rock mass were monitored. 与此同时,还对矿房围岩的变形进行了监测;
- loess and weak rock highway tunnel 黄土及软岩公路隧道
- A fracture or crack in a rock mass along which no appreciable movement has occurred. 裂缝,裂口岩石块中的碎片或缝隙,在其周围未发生过可被觉察到的运动
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