1) channel sediment reduction
河道减淤
2) deposition reduction
挖河减淤
1.
Theoretical analysis and experimental data show that to increase the retrogressive erosion of the upstream river section and decrease the back deposition of the dredged channel are important to elevate the effect of deposition reduction in dredging.
理论分析及试验研究表明 ,要提高黄河下游萎缩性河道挖河减淤效果 ,就要增大挖河段以上河段的溯源冲刷量 ,同时减少挖河段的泥沙回淤量 。
4) sediment accumulation on river channel
河道增淤
5) river channel sedimentation
河道淤积
1.
Analysis and study has been carried out in this paper on several problems such as the river channel sedimentation harnessing scheme,the comparison and selection of gate locations,the structural type and construction method of the tidal gate and the sedimentation releasing and de silting measures applied to gate surround.
针对永定新河治理工程设计中涉及到的河道淤积治理方案、闸位比选、防潮闸结构型式及施工方法、闸下减淤清淤措施等诸多问题进行了分析和研究 ,提出了相应的措施和建
6) Channel scouring and siltation
河道冲淤
1.
Compared with the research of channel scouring and siltation for a long period, the research of recent channel evolvement from 1950s is more significative to prevent flood, to exploit channel, and to plan port and so on.
与长时间段的河床冲淤平衡研究相比，近期河道冲淤(从20世纪50年代至今)的研究对长江下游的防洪、航道的开发、港口的布局等更具有实践意义。
补充资料：河道洪水演进(见河道洪水演算法)
河道洪水演进(见河道洪水演算法)
neaao non郎hUi河道洪水演进yanJ县n 见河道洪水演算法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条