arch rise meaning in English
拱高
拱矢
Examples
- That the arched roadway with the ratio of 0 . 2 between arch rise and roadway width is substituted fur rectangular roadway can obviously improve the stress state of roadway surrounding rocks , reduce the deformation and the plastic yield area of roadway surrounding rocks , greatly strengthening the stability of roadway surrounding rocks
采用矢跨比为0 . 2的圆弧拱巷道代替矩形巷道，可显著改善巷道围岩应力状况，减小巷道围岩变形量，减少围岩塑性屈服区域，加强巷道围岩的稳定性。