оборонна зброя
arm of individual defense
perimeter defense (all-around defense)
beach defense mine / beach-defense mine
anti-radiation missile (ARM)
Arm (of armed forces)
arm support
arm-and-hand signal
combat arm
combat support arm
Fleet Air Arm
idler arm
logistical arm
pitman arm
power arm
primary arm
rocking arm
service arm; branch
side arm (sidearm)
support arm
arm band
strong-arm rule
supporting arm virtual trainer (SAVT)
fuel pump rocker arm
rocker arm
rocker arm roller
rocker arm shaft
rocker arm shaft bracket
sling arm
belt-feed pawl arm
elevating arm
arm chest
arm guard