1·The power spectrum analysis based signal processing method was studied.
研究基于周期图谱分析的涡街信号处理方法。
2·Blasting Vibration; Injury; Power Spectrum; Slope; Numberical simulation.
爆破振动；损伤；功率谱；边坡；数值模拟。
3·Estimate the signal power spectrum from recorded traces in neighbouring pairs.
其二是利用两两毗邻的记录道来估计信号功率谱。
4·Auto power spectrum of the periodic and quasi-periodic solution has been obtained.
得到了周期解和准周期解的自相关功率谱线。
5·Experiments prove that the method can accurately estimate the noise power spectrum.
实验证明该方法能够相当准确地估计出噪声功率。
6·Power spectrum of GMSK and transmit eye patterns and bit error rate performance is given.
给出了GMSK信号的功率谱曲线，传输眼图与误比特率性能。
7·A method of simulating vessel's radiated noise with specified power spectrum is presented.
给出了一种能够模拟具有指定功率谱特征的舰船辐射噪声的方法。
8·The power spectrum of the noise and signal are estimated by the average smooth periodogram method.
用平均平滑周期图法分别估算出信号与噪声的功率谱密度函数。
9·The instantaneous power spectrum of nonstationary random vibration signals is discussed in this paper.
本文研究了非平稳随机振动信号的瞬时功率谱。
10·The auto power spectrum curves of the dry parallel reactor are obtained from the prototype dynamic test.
通过干式空心并联电抗器的现场原型动力试验，得到该电抗器各方向的自功率谱曲线。