对存储的数据可在时域、频域、幅值域进行特征提取、趋势分析以判定故障的位置与性质。
It also can process the stored data in time-domain, frequency-domain and amplitude-domain so as to extract signature, analyze trend and locate the fault.
以实测信号为依据，通过幅值域分析，探讨了拖拉机液压系统力调节弹簧刚度的概率设计方法。
According to amplitude analysis of the measurement signal, the probability DE sign method of finding the spring stiffness of the tractor's hydraulic draft control system is stud ied.
具有便捷的趋势预测分析，历史数据、故障数据查询功能，和完善的故障诊断方法，能够在时域、频域、幅值域对设备进行故障诊断。
This system has trend forecasting, history data querying, and fault diagnosis ways in the time-domain, frequency-domain and amplitude-domain.
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