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- hydraulic roof bolting machine 液压式顶板锚栓安装机
- roof bolting machine 顶板锚栓安装机
- The numerical model of roof bolting and rock mass collaboration was based on Hoek Brown's strength criterion. 基于虎克-布朗强度准则给出了岩体及顶板锚固的数值模型。
- The high effective cooling purifier ahs been applied to the hydraulic bolting machine and the reliability of the hydraulic bolting machine has b... 结果表明,螺旋板加聚磁性多孔介质结构的冷却净化器具有非常显著的强化传热效果。
- When constructing on super section lane, combining roof bolt, anchor cable, anchor cable series, is scientific and reasonable, can achieve good effect. 超大断面巷道施工,采用锚杆、锚索、锚索组联合支护,科学合理,实现了安全高效的良好效果。
- The tunneling and bolting machine of the invention has the functions of stretching back and forth, vertical and horizontal regulation, self rotation of the roof-bolter, etc. 本发明掘锚机具有前后伸缩、垂直水平调整、锚杆机自身旋转等功能。
- This paper described the practice of using combined beam theory and suspensory theory,such as roof bolt,net,steel rope,and shotcrete being used together to strenthen roof control. 应用组合梁和悬吊理论,对松软岩层采用支护新技术,即锚、网、带、索、喷等联合支护方式,加强对松软岩层巷道顶板的控制,降低了材料支护费用,提高了软岩巷道支护的可靠性,同时也提高了松软岩巷的掘进速度。
- Linghu Gold Mine has successfully used "retreating room-and-pillar method along the dip with roof bolt" in its trouble orebodies and achieved notable social and economic benefits. 灵湖金矿采用“沿倾斜后退式回采锚杆护顶房柱法”方案,解决了难采矿体的开采问题,取得了显著的经济效益和社会效益。
- Inclined combined beam model with roof bolted are presented and solved,the expressions of support parameters of bolt are derived. 建立大倾角煤层回采巷道锚杆支护的倾斜组合梁模型，并进行解算，给出锚杆支护参数的表达式。
- hydraulic roof bolting equipment 液压式顶板锚栓安装设备
- machine- mounted bolting machine 机载式锚杆钻装机
- roof bolting with bar and wire mesh 锚梁网索
- She and I can't live under the same roof. 她和我不能住在一起。
- The machine must break down at this busy hour. 正忙的时候，机器偏偏又坏了。
- The uses of this machine are manifold. 这台机器有多种用途。
- Compound Coal into Roof bolt Shoring Technique 复合煤层掘进锚杆支护技术
- Application of roof bolt test rig 锚杆钻机实验台的应用
- Test and research on fiberglass roof bolt 玻璃钢锚杆的试验研究
- Road header with bolting machine applied in Wulanmulun Mine 掘锚机在乌兰木伦矿的应用
- roof bolt and co - shooting support system 锚喷支护
