最后，将该方法用于轴承故障信号和齿轮故障信号的分析。

Finally, the practical fault diagnosis examples of roll bearing and gear box are given.

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稀疏信号分解；阶比分析；齿轮；故障诊断；

Sparse signal decomposition Order analysis Gear Fault diagnosis;

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稀疏信号分解；阶比分析；齿轮；故障诊断；

Sparse signal decomposition Order analysis Gear Fault diagnosis;

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