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- 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 application of shotcrete and rock bolt support technology in deep mixing pile water-stop curtain wall 深层搅拌桩止水幕墙加喷锚支护技术的应用
- sboterete and rock bolt support in the slope 边坡喷锚支护
- shotcrete and rock bolt support 喷锚支护
- At last,the expert system for the rock bolting support design and type selection is introduced briefly as an example of artificial computer program. 最后,作为一个智能计算机程序应用例子,简要介绍了矿山锚杆支护设计与选型专家系统。
- RESEARCH ON DYNAMIC COMPUTATION FOR SHOTCRETE AND ROCK BOLT SUPPORTING AND INTEGRAL LINING STRUCTURES IN ROCK MASS 岩体中喷锚支护与衬砌结构计算研究
- Practice of Rock bolt Support in Coal Roadway with Large Cross-section 大断面煤巷锚杆支护技术实践
- Roof falling of rock bolting supported tunnel is usually paroxysmal in a big area, so safety monitoring is of great importance. 锚杆支护巷道顶板冒落具有突发性和冒落面积大的特点,安全监测非常必要。
- Rock Bolting Support Technology for Loose Coal Seam 松散煤层锚杆支护技术
- The treatment methods such asthe use of rock bolts and shotcrete are summaried. 同时总结了岩爆防治的有关措施。
- Application of kerf and rock bolt in Jinyuan Gold Co., LTD. 切缝加锚杆综合措施在金圆公司的应用。
- The rock bolt for superspeed hardening agent sandwich cement cartridge is a simple and valid rock bolt as a support. 超快硬夹心水泥卷锚杆是一种简单有效的支护锚杆。
- 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。
- 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。
- The result shows that this slope is not stable.It is suggested that the rock bolting and shotcrete should be adopted to prevent the slope. 结果表明,该岩质工程高边坡不稳定,提出了以锚喷支护为主的主动支护方案。
- However , ajoint support of alluvial rock bolt with a double-layer of wire mesh can also besatisfactory in the same type of unfavorable ground conditions , with better economicbenefit . 而在某工程的地下洞室不良地质地段的支护中采用了双层钢筋网同管式锚杆联合支护获得成功,产生了与钢支撑同样的支护效果,并带来了良好的经济效益。
- 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
- 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。
- 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。
- Function of Rock Bolt of Lattice Girder and Shotcrete Support Structure in Loess Tunnel 黄土隧道网喷支护结构中锚杆的作用