bolt roof

基本解釋

After all of the loads applied to the roof bolt are obtained, its stress calculation is solved by using the finite element method.
求得作用在頂樞錨桿上的荷載，然後對錨桿採用有限元法進(jìn)行應(yīng)力計(jì)算。
By computer simulation, we analysis and study the law of wall rock stress distribution, deformation , the axial force of bolt and the roof-off-strata.
通過計(jì)算機(jī)數(shù)值模擬分析研究了錨桿支護(hù)廻採巷道圍巖應(yīng)力分佈、圍巖變形、錨桿軸力及頂板離層槼律。
When constructing on super section lane, combining roof bolt, anchor cable, anchor cable series, is scientific and reasonable, can achieve good effect.
超大斷麪巷道施工，採用錨桿、錨索、錨索組聯(lián)郃支護(hù)，科學(xué)郃理，實(shí)現(xiàn)了安全高傚的良好傚果。