| Definition |
Maintenance, Repair, and Overhaul: MRO is any action that helps keep or restore an item to its working condition. A wide variety of nondestructive testing (NDT), remote visual inspection (RVI), and visual inspection techniques can be used. Planned, Predictive, Preventative, Non-routine, and Shutdown maintenance are the primary forms of an overhaul.
See also: MRO
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