作为水力模型库的应用验证，进行了叶轮叶片的相似换算设计，获得了令人满意的设计结果。
To testify the application of the hydraulic model library, doing the design of the similar transformation of the impeller blade, and attaining the satisfied result.
文中探讨了对试验结果分析的一种近似方法，即利用流体力学中的相似理论，将试验值换算成实船倒车装置上的受力。
An approximation method on experimental results is presented, which converts experiment value into full scale value by utilizing similarity theory of fluid mechanics.
DCT变换是一种与KL变换非常相似的次最优变换算法。
Discrete cosine transform (DCT) is a hypo-optimal transform approach similar to KL transform.
文中探讨了对试验结果分析的一种近似方法，即利用流体力学中的相似理论，将试验值换算成实船倒车装置上的受力。
An approximation method on experimental results is presented, which converts experiment value into full scale value by utilizing similarity theory of fluid mechanics. Comparing full scale value wi...
水泵装置在非最优工况下变速运行时，大流量侧装置性能参数按相似律换算误差变小，在小流量侧换算误差增大，最大相对误差达3.043%。
When the pump runs off the peak efficiency, the error of conversion method decreases in the large flow-rate region, while increases in the small flow-rate region, with a maximum error of 3.043%.
水泵装置在非最优工况下变速运行时，大流量侧装置性能参数按相似律换算误差变小，在小流量侧换算误差增大，最大相对误差达3.043%。
When the pump runs off the peak efficiency, the error of conversion method decreases in the large flow-rate region, while increases in the small flow-rate region, with a maximum error of 3.043%.
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