摘要
对锚杆及锚固剂工作状态力学分析,动压软岩巷道在于岩体的可锚性差,锚杆的锚固力得不到充分发挥,提出了改善锚杆支护效果的技术方法。
Analysis of work appearance mechanicses on bolt and anchor, moving to press the soft rock tunnel the anchor consisted in rock is bad, bolt anchor - hold can not get to develop well, putting forward to the tech- nique path of the ameliorative bolt anchor- hold.
出处
《煤炭技术》
CAS
2007年第11期135-136,共2页
Coal Technology
关键词
动压软岩巷道
锚杆
失效
moving to press soft rock tunnel
bolt
expiration
