power spectrums

• 功率谱

power spectrums的用法和样例：

例句

1. This effect explains why the second peak in the power spectrum is lower than the first.
   这个效应解释了为何功率谱上的第二峰低于第一峰的现象。
2. The resulting power spectrum is called flat because of its lack of distinguishing features.
   由于欠缺可区分的特徵，暴胀的功率谱是非常平坦的。