The mechanism of sedimentation includes flood type and slump type.
重力流沉积作用的机制包括洪水类型和滑塌类型。
It is showed that the appropriate design for inlet elevation, diameter and planar situation of a flood discharge tunnel is the key to the sedimentation engineering design for a reservoir.
实践经验表明，水库工程泥沙设计的关键在于合理确定泄洪排沙洞的进口高程、洞径及其平面位置。
After 1998 flood, people are concerned about the influence of TGPs flood control regulation on the sedimentation in the reservoir.
1998年洪水后，人们关心三峡工程的防洪作用以及防洪调度对库区泥沙淤积的影响。
Guxian key hydraulic project will play important roles in flood prevention, sedimentation reduction, irrigation, water supply, power generation and so on.
古贤水利枢纽具有防洪、减淤、灌溉、供水、发电等重要作用。
However, the flood stage will be raised during over-bank flood because of the sedimentation on floodplain resulting in increase of flood threat.
但如果发生高含沙漫滩洪水，滩地淤积，漫滩洪水水位反而有所抬高，大洪水威胁依然存在。
River channel sedimentation may aggravate flood control difficulties, and the sediment may centrally eject into the Yellow River.
河道淤积会加重防洪困难，其泥沙还可能集中排入黄河；
That shows the branch river deposition is affected by the main river deposition. In flood season, mud flow come upward in branch river and make sedimentation.
分析表明，支流淤积完全受干流淤积形态的影响，汛期干流来沙形成异重流倒灌，非汛期干流冲刷淤积体，形成浑水到达坝前并使沿程支流淤积。
The sedimentation has now elevated the river bed in the middle reach to such an extent that the formerly protected lowlands are now exposed to the threat of overflow every flood season.
现在，泥沙淤积抬高了中游河床，使得以前得到保护的低地现在暴露在每年洪季漫溢的威胁之下。
The sedimentation has now elevated the river bed in the middle reach to such an extent that the formerly protected lowlands are now exposed to the threat of overflow every flood season.
现在，泥沙淤积抬高了中游河床，使得以前得到保护的低地现在暴露在每年洪季漫溢的威胁之下。
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