The self-diagnosis function of sensor.
传感器自诊断功能；
In addition, it has self-diagnosis function, when the instrument goes wrong, it will be warning through sound-light system.
另外，它还具有自诊断功能，当仪表出现故障时就会通过声光形式报警。
In addition, it has self-diagnosis function, when the instrument goes wrong, it will be warning through sound-light system.
另外，它还具有自诊断功能，当仪表出现故障时就会通过声光形式报警。
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