Maintenance engineering
maintenance that restores a system to a state between as-good-as-new and as-bad-as-old.In maintenance engineering, imperfect maintenance refers to maintenance that restores a system to a state between as-good-as-new and as-bad-as-old. This meaning comes from Pham (1996) in European Journal of Operational Research.[1]
- Unit
- Recovery means
- Measured by