The rules and methods for curve and surface smooth fitting are given. Especially we study for the mathematics model and application with the minimum energy method.
给出了曲线曲面光顺的准则和方法，并着重探讨了最小能量法数学模型的建立及其应用。
Experiments on the method show that AR model spectrum has the advantage of heving a continuous smooth curve, by which the damage factor can easily be obtained.
结果表明，AR模型谱具有连续光滑易于提取损伤因子等特点，应用于主动监测信号的定量表征是非常有效的。
The utility model has the advantage that the utility model not only satisfies the pump flow, namely that the head curve is smooth, but also ensures the efficiency of the pump.
本实用新型的优点是既能 满足水泵流量-扬程曲线平坦，又能保证泵的效率。
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