1·Because real waves contain numerous harmonic wave and even exponentially. attenuating components, the accuracy of an algorithm depends on its filterability.
但由于实际波形中含有大量的谐波分量甚至指数衰减分量，直接影响了这些算法的精度。
2·Active power Filter (APF) technology is one of the important ways to realize harmonic wave compensation of electrical network and improve the quality of power supply.
有源电力滤波器(简称APF)技术是一种实现电网谐波补偿、改善供电质量的重要方法。
3·The fluctuation circle of aquatic products price between 1978 and 2000 via ratio of variation and harmonic wave was researched.
采用变异率指标与谐波分析法研究了1978-2000年水产品年度收购价格波动的周期性。
4·This method can also be used with the harmonic wave radiation in FEL.
这种处理方法也适用于自由电子激光器的谐波辐射。
5·The errors of harmonic wave analysis and direct sampling in electric parameters measurement are analyzed. The method to minimize errors is presented.
分析了电力参数微机监测中的直接采样计算法与谐波分析法的误差，并提出了减小误差的方法。