bolt anchor

基本解釋

Main products:After mechanical reamed anchor bolt, anchor bolt, self undercut machine reamer.
主營產品：后擴底機械錨栓、自切底機械錨栓、擴孔鉆頭。
Currently used advanced bolt anchor measures are advanced rod, tubular tents, and pre-consolidation etc.
目前常用的超前錨固措施有超前錨桿、小管棚、大管棚及預固結等。
When constructing on super section lane, combining roof bolt, anchor cable, anchor cable series, is scientific and reasonable, can achieve good effect.
超大斷面巷道施工，采用錨桿、錨索、錨索組聯(lián)合支護，科學合理，實現(xiàn)了安全高效的良好效果。