排沙底孔 meaning in Chinese

sediment bottom sluice

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
Static analysis by three - dimensional finite element method for bottom intake of drainage and sediment flushing in baishi reservoir
白石水库泄水排沙底孔三维有限元静力分析
The sediment model tests for the desilting bottom intakes of two hydropower stations are introduced herein , in which a new combined type of " grid desilting gallery + desilting bottom intake " ( grid desilting bottom intake ) is put forward
文中介绍了2个电站进水口排沙底孔的泥沙模型试验情况，提出了一种新的“格栅式排沙廊道排沙底孔”的组合型式（简称格栅式排沙底孔），取得了理想的排沙效果，较好地解决了工程实际问题。