根据水力相似原理，在水工建筑物模型中观测水流运动规律，为工程设计和运行提供科学依据的研究方法。
为了保证汉江蜀河水电站截流工程成功实施，进行了截流水工模型试验研究。
In order to guarantee the success of work for river closure of Shuhe river hydropower station project in Hanjiang river, the hydraulic model test of river closure was carried out.
水工模型试验表明，这种构筑物对于改善河道行洪口门的水流流态具有明显的效果。
It is demonstrated from the hydraulic modeling that the structure has an obvious effect on the improvement of flow pattern near the river opening for flood discharge.
通过水工模型试验，一方面优化溢洪道顶部轮廓，另一方面降低溢洪道顶部改造和新闸门的成本。
Through hydraulic model tests, the spillway crest profile was optimized so as to achieve the required capacity on one hand and to minimize the cost of the spillway crest and the new gate on the other.
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