construction quality control maintenance
control-maintenance-management system(CMMS)
Electrical multiple unit maintenance base
Embedded Intelligent Monitoring and Maintenance Unit
intelligent control- maintenance- management system
intelligent maintenance unit
keywordlve control maintenance-free
locomotive maintenance unit
maintenance (control) panel
maintenance control data
maintenance control panel
maintenance control signal
maintenance control system
naval construction battalion maintenance unit {= CBMU}
numerical control maintenance
panel， maintenance control
RMCS Remote Maintenance Control System