Least square method of polynomial or the method based on the given function are used to fit pump characteristic curve in pump selection or operation.
在水泵的选型或运行中，通常采用多项式的最小二乘法或根据假设的函数关系来拟合水泵性能曲线。
The theory method, nonlinear analysis and resilience characteristic curve of member design are established.
建立了构件设计的理论方法和非线性分析恢复力特性曲线。
The method of data treatment concerning hydroturbine synthetic characteristic curve by radial basis networks is introduced.
介绍了利用径向基函数神经网络进行水轮机综合特性曲线数据处理的方法。
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