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Definition of Emergency Maintenance
This section describes the definition of emergency maintenance and its function.
Emergency maintenance is a type of unexpected maintenance and a measure taken to quickly rectify an emergency fault to restore the proper running of related systems or devices, as well as to reduce losses, in case of an emergency of the system or device; for example, power outage or service interruption.
Another function of emergency maintenance is that it provides emergency guidance for maintenance personnel before expected heavy service traffic comes, allowing maintenance personnel to take specific measures to ensure normal running of the system and avoid system faults caused by the heavy service traffic.