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桁架支护技术在近距离采空区下巷道的应用
Truss support applied in heading beneath close range goaf
【摘要】 介绍了在近距离采空区下的巷道采用桁架支护技术,增大了抗压强度,减少了巷道变形量,提高了支护效果,确保安全生产。
【Abstract】 In the headings beneath close range goafs,truss support is used that increases compression strength,decreases deformation of heading,improves the performance of support and ensures safety of production.
【关键词】 巷道布置;
桁架支护;
加强支护;
【Key words】 arrangement of heading; truss support; strengthening of support;
【Key words】 arrangement of heading; truss support; strengthening of support;
- 【文献出处】 矿业工程 ,Mining Engineering , 编辑部邮箱 ,2008年02期
- 【分类号】TD353
- 【被引频次】2
- 【下载频次】70