frequency analysis

• 频谱分析

frequency analysis的用法和样例：

例句

1. The random forces on the mole plough were studied by the spectral analysis method.
   采用频谱分析方法研究了鼠道犁土壤工作部件的随机受力。
2. The order tracking technique is combined with cepstrum analysis and then the order cepstrum analysis technique is presented.
   将常规的倒谱分析技术与阶次分析相结合，提出了阶次倒谱的齿轮箱故障诊断方法。