The computational results show that the error of restored moment can be 50% for the model with a scale ratio of 0.1 when the similarity of environment pressure is not taken into consideration.
计算结果表明，对尺度比为0.1的模型，若不考虑环境压力的相似，恢复力矩的误差可接近50%。
The model scale and the ratio of prototype to model for various hydraulic elements are selected in the light of theory of unsteady flow similarity for hydraulic models.
模型比尺和模型中各项水力要素的比例是根据不稳定流模型相似条件选定的。
To improve beamforming under low signal-to-noise ratio, a method based on stochastic resonance(SR)in a bistable model is investigated by using a frequency scale transformation method.
为了改善低信噪比下波束形成的性能，从双稳态随机共振模型出发，提出了利用频率尺度变换，将随机共振和波束形成结合起来的算法。
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