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- colophony bolt support 树脂锚杆
- Anchor drilling machine also effects rapidity of anchor bolt support. 锚杆钻机又直接影响到锚杆支护的速度。
- Under the explosive load,shotcrete and rock bolt support and integral lining structures are usually used for chambers in rock mass. 在爆炸荷载作用下,岩体洞室通常采用喷锚支护结构和整体被复结构。
- The test of bolt and soft bolt support has achieved success,to extend and application widely in Malan 2 # coal,the effect is better. 马兰矿2%23煤全锚支护试验取得成功,并大面积推广应用,取得较好的经济效益。
- Then this method is used in the calculation of bolt support on coal goaf, and deformation of goaf is compared before and after bolt support. 并将这种方法应用于巷道锚杆支护的计算中,对锚杆支护前后围岩的变形进行了对比。
- Based on the theory of rock mechanics that applied in country rock kerf, and using bolt support can remove the heave of bottom, which gets good effect in practice. 施工中应用巷道围岩切缝法的岩石力学理论分析,采用锚杆支护法解决底板臌起现象,收到良好效果。
- A numerical model for the dynamical analyzes of the pre-stressed bolt support system was founded based on the structure of rockbolt and its mechanical characteristics. 摘要根据煤矿预应力锚杆支护系统的结构和受力特点建立了预应力锚杆支护系统的动力分析模型；
- Bolt support gives good expression to top slope pressure roadway, it guarantees stability of supporting and driving speed of coal winning. 尤其是在顶帮压力较大的巷道中,锚杆支护的优越性得到了充分的体现,保证了巷道支护的稳定性和回采的快速推进。
- By appling surround rock strength theory,stiffener theory,and observating weighe of 2 # seam bolt support in Ximing Coal mine,determines the rational position of roadway and bolt paramters. 通过运用围岩强度强化理论和“刚性梁”理论,对2%23煤层的锚杆支护进行矿压观测,合理确定出巷道位置和锚杆参数
- This paper introduces thinking and parameter of design for bolt support with covering deeply on road driving next goaf with specific geological condition of 2102 roadway of Chensilou coal mine. 结合陈四楼煤矿2102机巷的具体地质条件,介绍了大埋深沿空掘巷锚杆支护的设计思路、设计参数。
- The project application cases showed that the gob-side entry retaining with bolt support could effectively cut the side roof of the gob-sides and reduce the loading of the support devices. 工程应用表明，锚杆支护巷道沿空留巷，有效切落了采空区侧顶板，减小了巷旁支护体载荷；
- The paper carefully analyzes bolt supporting system, and measures the parameters of coal wall rock in Fuxin diggings. 本文对锚杆支护理论进行了系统分析，并对阜新矿区煤巷围岩的参数进行了实验测定。
- In slicing seams,bolt supporting was utilized under false roof and obtained good result. 介绍在分层开采煤层中,在假顶条件下实现锚杆支护。
- Application of Bolting Supports in Datong Coalmines Group Co. 煤巷锚杆支护在大同煤矿集团公司的应用。
- Bolt supporting is the main means for supporting in exacavating,and it may combined with steel belt,mesh,beam and rope to be use. 锚杆支护是煤矿巷道掘进过程中一种主要支护形式,可以与钢带、金属网、工字钢梁、锚索配合使用。
- With application and dissemination of bolt supporting technique,the importance and necessary of mine pressure monitoring are recognized. 随着锚杆支护技术的不断推广应用,人们已经认识到矿压监测的重要性和必要性。
- The influence of anchor bolt supports on seismic responses of strengthening grottoes is studied with the engineering soft ADINA. 摘要利用大型通用ADINA有限元分析软件进行动力分析，研究锚杆加固对石窟地震反应的影响。
- The roof abscission layer is the biggest security hidden danger in bolting support tunnel. 顶板离层是锚杆支护巷道最大的安全隐患之一。
- Pre-tensioned bolts support is an effective way to improve joint roof stability. 预应力锚杆支护，是提高煤巷节理顶板稳定性的有效方法。
- He locked the door and pressed the bolt home. 他锁上房门，并插好插销。
