But the flood control projects will bring about a series of changes to the river channel evolution of the Yangtze, the river lake relation and hydrologic regime etc.
但防洪工程建设项目实施后，将给长江河道演变、江湖关系、水文情势等带来一系列的变化。
The main channel bed will scour if sediment amount from tributary debris is less than that the main stream can carry and the river evolution exhibits the characteristic of mountainous rivers.
当支沟泥石流输入主河的泥沙量小于主河的输沙量时，主河河床将下切，并逐渐恢复山区性河流的特征。
In the natural channel, though the evolution of river regime has a certain randomness, there still due patterns can be followed.
在天然河道中，河势演变虽具有一定的随机性，但仍有一定的规律可循。
Based on the measured data and calculation with mathematical model, the reactions of the river mouth evolution on the upstream river channel were also depicted.
作者采用实测资料分析了河口冲淤的反馈影响，并运用数学模型计算了河口向海域延伸的安全距离。
The Chenluo Reach at the middle Yangtze River is a straight braided channel, the influence of the river and lake relationship on its evolution is considerable.
长江中游城螺河段河道顺直分汊，其演变受江湖关系影响较大。
The Chenluo Reach at the middle Yangtze River is a straight braided channel, the influence of the river and lake relationship on its evolution is considerable.
长江中游城螺河段河道顺直分汊，其演变受江湖关系影响较大。
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