денний і нічний рівень впливу шуму
organizational maintenance (O-level) (day-to-day work that standard airfield maintenance groups perform in support of airfield operations)
day-to-day forces support
day-sight (day sight)
day-to-day issue
day/night combat sight
day/night laser sight
day/night periscopic sight
day/night thermal sight
day-night sight
day / night effect
day-and-night fighter
day-or-night capability
night-vision goggles (NVGs); night vision goggles (NVG)
NV (night vision) mount, NVG (Night Vision Goggles) mount
NV kit, NVG kit / Night Vision, Night Vision Goggles
one-day level
day level
day level of supply
depot maintenance (beyond O and I level activities, performed in an industrial-type facility) / D-level maintenance
captain of the day
C-day
day of supply (DOS)
D-Day
E-day
G-day
M-day
officer of the day
one day’s supply
order of the day
rig of the day
standard day of supply (SDOS)
daysack, assault sack / pack, patrol / day pack, Northern Ireland (NI) patrol sack