The guide wall of oxidation ditch can improve the distribution of flow velocity on downstream section 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。
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。
Collapse treatment in section of Hongye-2 Hydroelectric Power Station headrace tunnel downstream of adit No.
红叶二级水电站引水隧洞2号支洞下游塌方段处理。
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