auxiliary fire control instrument

instrument takeoff / instrument take-off

fire-control instrument (FCI)

fire-control instrument

individual control (of fire) / individual fire control

fire-control director / fire control director

fire control orders (FCO) ('Hold Fire', 'Cease Fire' and 'Engage')

slant fire; diagonal fire; oblique fire; fire to the oblique

automated integrated survey instrument (AISI)

auxiliary (aux)

auxiliary detonator

auxiliary devices

auxiliary floating dry dock

auxiliary gun

auxiliary power supply

auxiliary power unit (APU)

auxiliary ship

auxiliary target

auxiliary thrust devices

auxiliary vessel

board instrument

fleet auxiliary

gunner’s auxiliary sight (GAS)

radiac (instrument)

sighting instrument

survey instrument

under armor auxiliary power unit (UAAPU)

auxiliary detonating fuse

auxiliary adjusting point

howitzer with auxiliary propulsion

auxiliary beach signal unit

instrument criticality

instrument air intake line