模型试验是科学试验中一项重要的研究方法与专门技术，应用甚广。河工模型试验是运用河流动力学知识，根据水流和泥沙运动力学相似原理，模拟与原型相似的边界条件和动力学条件，研究河流在天然河流情况下或在有水工建筑物的情况下水流结构、河床演变过程和工程方案效果的一种方法。
经过定床、动床河工模型试验，优化了整治工程方案。
An optimum regulation scheme is suggested after by the fixed and moveable bed model tests.
通过河工模型试验，应研究出技术可行、经济合理的整治方案。
Through the river model experiment , the tech-economic reasonable river improvement measures are studied.
通过分析和河工模型试验，提出了兼顾各限制条件的整治工程方案。
In this paper, based on the research both theory analysis and physical model test an optimization alternative of the training works to take account of all limiting conditions is presented.
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