crew maintenance program

crew-served / crew served

crew (preventive) maintenance

crew maintenance

maintenance crew

maintenance crew

maintenance program

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

crash crew

crew

crew accommodation

crew compartment

crew quarters

crew served weapon

crew training

crew-portable

gun crew

pressurized crew compartment

crew hatch

hatch crew

crew drill

crew stations

crew-operated weapon

crew-served weapon

flight deck crew

cabin crew