这个方法利用了周期性信号间相位差变化的规律性对比对信号进行相位处理，有效地减小了量化误差。

Utilizing the regularity of phase difference between period signals, phase processing is made on comparison signals, which reduce effectively quantified error.

youdao

仿真及对柔性转子试验台振动信号的分析结果表明，基于频谱细化和相位差校正的全息谱能有效提高其分析精度，更加精确有效地诊断旋转机械的故障。

With correction of phase difference for the max peak, the amplitude and phase of each order frequency can be acquired. At last, the holospectrum was synthesized.

youdao

相位计采用数字信号处理技术，可以有效地实现相位差的高精度测量。

The technique of digital signal processing(DSP) has been found to be an effective tool in phase measurement.

youdao