spectrum component造句

例句与造句

1. The ship radiated noise is analyzed and its 4 features are extracted from the envelop spectrum . the envelope of ship noise waveform can be demodulated utilizing hilbert transform , and the spectrum components with line rotation frequency of propeller shaft are extracted effectively by bispectrum , 1 ( 1 / 2 ) spectrum and 2 ( 1 / 2 ) spectrum analysis
   对于通过希尔伯特变换解出的舰船辐射噪声包络信号进行高阶统计量分析，有效地提取出了舰船噪声的双谱、 11 / 2维谱、 21 / 2维谱等方面的特征。
2. It's difficult to find spectrum component in a sentence. 用spectrum component造句挺难的