ремонт бойової техніки третього ешелону; армійський ремонт
echelon-to-echelon communications system
first echelon maintenance
first echelon medical equipment maintenance
echelon maintenance
second echelon maintenance
fifth echelon maintenance
third country national (TCN)
third-party logistics (services support) (TPLSS / 3PL)
3PL (third-party logistics)
captain third rank
one-third octave band system
third-party accident
third order intermodulation
third-class road
third-speed gear
contingency maintenance / special maintenance
depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance
maintenance checks / routine maintenance, scheduled tasks
maintenance idling (periodic running of engine for maintenance purposes)
organizational maintenance (O-level) (day-to-day work that standard airfield maintenance groups perform in support of airfield operations)
routine maintenance / scheduled tasks, maintenance checks
scheduled tasks / routine maintenance, maintenance checks
special maintenance / contingency maintenance
assault echelon
attack echelon
attacking echelon
brigades in echelon
echelon above corps (EAC)
echelon attack
echelon left / right formation
follow-on echelon
followup echelon