frequency spectrum analysis method 频谱分析方法
fourier frequency spectrum analysis 富里叶频谱分析
amplitude frequency spectrum analysis 幅频分析
vibration frequency spectrum analysis 振动频谱分析
ultrasonic frequency spectrum analysis 超声频谱分析
multichannel frequency spectrum analysis 多通道频谱分析
fourier transform frequency spectrum analysis 傅里叶频谱分析
frequency spectrum detail analysis 频谱细化分析方法
In order to achieve the function that the corresponding filter branch switchs on when harmonic exists,frequency spectrum analysis is adopted in this paper.
为了使存在某次谐波时,其相应的滤波支路就投入运行,采用了频谱分析来进行控制。
参考来源 - 新型的动态电力滤波器设计Through vibration frequency spectrum analysis of no-tillage seeder in field, its vibration characteristics were obtained.
通过对播种机的田间振动频谱分析，得到了它的的振动特征。
参考来源 - 基于虚拟仪器的农机测试系统的研究及其应用·2,447,543篇论文数据，部分数据来源于NoteExpress
First, it introduces the principle and algorithm of frequency spectrum analysis.
首先讲述了频谱分析的原理以及实现的算法。
This paper introduced a method of forecasting precipitation with frequency spectrum analysis.
本文介绍了用频谱分析法进行降水量分析和预报的基本方法。
The influence of some factors on pressure oscillation is studied by frequency spectrum analysis.
采用频谱分析方法，分析诸因素对压力振动特性的影响。
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