河道断面分析是河床演变分析的基础。
River section analysis is the foundation of riverbed evolution analysis.
文章在河床演变资料分析的基础上，采取“人工变形”预测与大范围动床模型试验预测等手段研究了世纪丘围涂工程实施后堤外高滩的变化。
The paper studies the change of tideland after the century inning by method of "artificial transformation" forecast and moveable bed model based on the analysis of the bed evolution data.
通过对河道演变原因及河床形态的分析，得出松花江依兰—佳木斯江段河道演变的特点。
This paper presents the river course evolution of Yilan to Jiamusi reach through analyzing evoluting reason and river bed formation.
根据对水文泥沙条件及河床演变的分析，选择南港北槽开辟深水航道是合理的。
Based on local hydrological and sediment data and river bed processes analysis, it is reasonable to select the North passage of South branch as the future deep water channel.
在数字地形的基础上可开发各种河道信息应用系统，如冲淤分析、河床演变、工程规划、灾情评估等。
Based digital Terran information, river information application systems would be developed, such as erosion-deposition analysis, fluvial process, engineering planning and evaluation etc.
在长期系统研究的基础上，分析对比了长江口的水流动力、泥沙运动和河床演变等各种条件，选择了北槽作为长江口深水航道先予治理，确立了符合长江口实际情况的治理原则。
According to the analyses, the North Channel is selution as the main deep-water navigation channel to the sea and is to be pre-trained, and the training principle of the Yangtze Estuary is determined.
传统的实测资料分析法存在分析效果差、效率低的缺陷，不能充分利用河道测图提取河床演变信息。
However, the traditional analysis of data is inefficient which can not pick up the fluvial process information fully from the channel data.
本文主要研究基于GIS的河床演变断面分析方法体系。
The paper is to study the fluvial process based on GIS by cross-section methodology.
利用常规资料与多时相卫星遥感图象，分析了黄河上游干流水库投入运用后内蒙河段河床的冲淤演变及平面形态变化。
This paper examines the erosion and accretion evolution based on sea charts, combined with hydrodynamics and sediments, as well as channel evolution of the Changjiang estuary.
利用常规资料与多时相卫星遥感图象，分析了黄河上游干流水库投入运用后内蒙河段河床的冲淤演变及平面形态变化。
This paper examines the erosion and accretion evolution based on sea charts, combined with hydrodynamics and sediments, as well as channel evolution of the Changjiang estuary.
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