它具有很高的时频分辨率、能量集中性和跟踪瞬时频率等特性。
It has the properties of high time-frequency resolution and energy concentration as well as tracking instantaneous frequency etc.
它不仅可以获得较好的时频分辨率，而且可以参数化描述任何类型的数据。
It can get not only high time-frequency resolution, but also parametric description of all kinds of data structures.
WVD很高的能量聚集性和很好的时频分辨率，极大地提高了故障信号特征提取的准确度。
Due to high temporal and frequency resolution and high energy focus, the accuracy of fault signal feature extraction is greatly improved by WVD.
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