double sides wall pilot tunnel method

 
  • 雙側壁導坑法

double sides wall pilot tunnel method的用法和樣例:

例句

  1. The numerical simulation of construction sequence was studied for shallow embedded bias tunnels with small clear distance using the method of double side excavation.
    采用雙側壁導坑法,對淺埋小凈距雙洞六車(chē)道偏壓公路隧道在不同開(kāi)挖順序下進(jìn)行施工力學(xué)數值模擬。
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