排沙 meaning in Chinese

sediment ejection

Research and manufacture of underwater sand pump for engineering construction
工程施工用排沙潜水泵的研究及制造
Design of flood - releasing energy dissipator and sediment - flushing structure for dachaoshan hydropower station
大朝山水电站泄洪消能及排沙建筑物设计
The deposition of bed load sediment was greatly reduced in the sump by adding a flushing gallery
通过在集水池底设置排沙廊道，较好地解决了推移质泥沙淤积问题。
Bottom hole layout of flood discharing and sediment flushing and application of silicon powder concrete in baishi reservoir
白石水库泄洪排沙底孔布置及硅粉混凝土应用

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