The guide wall of oxidation ditch can improve the distribution of flow velocity on downstreamsection and reduce resistance at bend.
氧化沟弯道处设置导流墙以改善水流流态，提高氧化沟的运行效果。
2
Concrete buttress DAMS when subjected to severe shaking have developed horizontal cracks at the elevation high in the DAMS where the downstream buttresses intersect the vertical "chimney" section.
混凝土伏扶壁大坝受到强震时，容易在大坝高处形成裂缝，在那里下游坝面扶壁横贯垂直的“烟筒”部分。
3
Collapse treatment in section of Hongye-2 Hydroelectric Power Station headrace tunnel downstream of adit No.