pregrouting

基本解釋

The application of repairing soft rock-tunnel by pregrouting is introduced.
介紹了注漿技術(shù)在軟巖巷道修復(fù)施工中的應(yīng)用。
The ground pregrouting and pipe-roof protection method have been adopted to treat the soft wall rocks of shallow depth near the portal of Wulong tunnel in Yuhuai railway.
摘要采用地表預(yù)注漿和管棚超前預(yù)支護(hù)技術(shù)，對(duì)渝懷鐵路武隆隧道進(jìn)口段的淺埋、軟弱圍巖進(jìn)行處理。
Keywords pregrouting at face;sandstone;aquifer;
工作面預(yù)注漿;砂巖;含水層;
Keywords shaft;grouting hole;face pregrouting;
井筒;注漿孔;工作面預(yù)注漿;
Practice on Concret Pregrouting at Nappe Water Bearing Face
井筒過(guò)推覆體含水層段工作面預(yù)注漿實(shí)踐