base of fire

base junction; rotary collector ring (box); rotary base junction (of a tank); rotary connection; slip ring; traverse rotary base junction

defense industrial base / military-industrial base

naval base; naval operating base

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

fire support base (FSB)

fire base

fire support surveillance base

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

selector lever, fire selector, fire switch, fire selector switch

air force base (AFB)

aluminum-forging base

antenna base

artillery base

bare base

base camp

base cap

base cover

base data

base defensestores

base detonating fuse

base level assessment

base maintenance

base map

base mobility plan

base of operations (BoO)

base of supply

base of the trajectory

base pay (of servicemen)

base period

base plate (pedestal)

base plug

base ring