1) sinking shaft
直下沉井法
3) wall submersion
井壁下沉
4) subsidence of shaft crib
井圈下沉
1.
In the reconstruction project of Nan erhuan Road of Hefei City,methods such as adopting SFRC and lining steel plate below the shaft crib can well solve the common failure——subsidence of shaft crib in the traffic lane.
结合合肥市南二环改建工程实际,施工中采用钢板衬垫及钢纤维混凝土等方法,较好地解决了行车道井圈下沉这一质量通病。
5) drop-down of mine-shaft neck
井颈下沉
1.
Simple analysis of the drop-down of mine-shaft neck and its rectification;
浅析竖井施工中井颈下沉及矫正
6) manhole covers surrounding area sinking
井周下沉
补充资料：直下
1.径直趋赴。 2.谓径直实行下去。 3.直接下达。 4.垂直向下;向下。 5.下面，底下。 6.谓直系下传。
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