The deformation of narrow coal pillar is complex because of the influence of dynamic pressure, which brings great challenge for the bolt support technology of coal roadway.
综放面窄煤柱由于受到动压的影响,其破坏规律异常复杂,这导致煤巷锚杆支护技术遇到极大的挑战。
参考来源 - 深井综放面沿空掘巷窄煤柱破坏规律及其控制机理研究For these years the geotechnical engineer has accumulated a set of methods to construct the rock bolt. And the rock bolt support has been an effective reinforcing means in the geotechnical engineering field.
经过几十年的发展和经验积累，使锚杆支护成为一种有效的岩土工程加固手段。
参考来源 - 岩体—锚杆支护系统复合材料性质数值仿真模拟研究与分析·2,447,543篇论文数据，部分数据来源于NoteExpress
Therefore, reasonable bolt support scheme is of great importance to both safety and economy of underground engineering.
因此，合理的锚固方案对地下工程的安全性和经济性有着重要意义。
The structure, principle, parameter selection and economic benefit of bolt support in extraction tunnel are introduced.
介绍了在回采巷道中锚杆支护的结构、原理、 参数选择及所收到的经济效益。
This paper analyzes the problems appearing in the bolt support construction of coal roadway, and advances some solving measures.
分析了煤巷锚杆支护施工中出现的问题，提出了相应的解决措施。
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