通过对数字存储示波器采集到的传感器正常和异常信号的波形分析，证实了波形分析法作为一种快捷、准确的诊断方法具有实用意义。
Through the analyse of natural and exceptional wave shape of oxygen sensor collected by digital memory oscillograph, the wave shape analyse method is proved exactly and fast in practice.
通过对数字存储示波器采集到的传感器正常和异常信号的波形分析，证实了波形分析法作为一种快捷、准确的诊断方法具有实用意义。
Through the analyse of natural and exceptional wave shape of oxygen sensor collected by digital memory oscillograph, the wave shape analyse method is proved exactly and fast in practice.
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