描述
信号处理策略设计即是在确定的诊断用信号/参数集的基础上，确定其采集和分析处理方法，如对信号/参数所作的调整、变换和传输，包括放大、衰减、滤波、整流、统计分析、频谱分析和A/D变换等。本案例中，为实现在线诊断，可将各类信号转换成数字量信号由处理器统一进行采集处理。总结得到各故障模式的检测信号/参数及其检测手段
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