підігрівач бочок
air intake pre heater
makeshift electrode water heater
air heater fuel inlet line
heater button
fuel-deicing heater
kerosene heater
ammunition drum
drum-beat cadence
drum major (field commander / marching band)
back-sight drum
brake drum
brake drum shaft
circular magazine drum
clinometer drum
winch drum shaft bracket
winch worm brake drum
deflection drum (of a sight)
drum brake
drum yard scale
elevation drum
drum
feed drum
cartridge drum