... harmonic pencil of planes 调和面束 harmonic period 谐波周期 harmonic phase 谐波相位 ...
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程叫转换谐波时间周期 trans-harmonic time cycle
本文提出了一种“谐波组清除算法”来估计周期信号的参数。
In this paper, we present a "harmonic group clean algorithm" to obtain the estimation of the parameters of the periodic signal.
利用FFT变换进行谐波分析，非整周期采样会带来较大的误差。
Non integer period Sampling leads to large error in harmonic analysis by FFT.
本文研究了用与受迫力谐波共振的周期摄动抑制含二次非线性项受迫振动系统中的混沌。
In this paper, suppression of chaos in a forced vibration system with a square term by resonant periodic perturbations is studied.
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