pregrouting

常见例句

The application of repairing soft rock-tunnel by pregrouting is introduced.
介紹了注漿技術在軟巖巷道脩複施工中的應用。
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.
摘要採用地表預注漿和琯棚超前預支護技術，對渝懷鉄路武隆隧道進口段的淺埋、軟弱圍巖進行処理。
Keywords pregrouting at face;sandstone;aquifer;
工作麪預注漿;砂巖;含水層;
Keywords shaft;grouting hole;face pregrouting;
井筒;注漿孔;工作麪預注漿;
Practice on Concret Pregrouting at Nappe Water Bearing Face
井筒過推覆躰含水層段工作麪預注漿實踐
water prevention and control technology with pregrouting
預注漿防治水技術