1) the tri-leading-hole-and-first-wall-and-then-arch method
三导洞先墙后拱法
3) German method of tunneling
侧壁导坑先墙后拱法
4) ordinary lining process (from bottom of top)
先墙后拱衬砌法
6) three-pilot drift method
三导洞法
1.
By means of numerical analysis, the construction process of three-pilot drift method and single-pilot drift method on geology condition of four-grade and five-grade rock mass was discussed.
应用数值分析手段，探讨了Ⅳ、Ⅴ级围岩条件下三导洞法和中导洞法施工过程中，围岩应力场和位移场的分布特征及支护结构的内力演变规律。
补充资料：地下连续墙法
见地下连续墙。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条