automatic double cycle revolver-type rifle

automatic heavy barrel rifle / heavy barrel automatic rifle

double-cycle scheme high rate-of-fire rifle

double-action revolver

hinged frame-type revolver

double-double wargame

double-tap strike / double tap strike

double rifle

anti-materiel rifle (AMR); large caliber (sniper) rifle

error of the rifle (error of the rifle)

automatic rifle emplacement

automatic rifle

Browning automatic rifle

M16 (semi-automatic rifle)

revolver

single-action revolver

cap and ball revolver

cylinder axis (of a revolver)

revolver gun

hinge-action revolver

semi-automatic pistol (automatic pistol)

double filament type headlamp

double-column type of packing

basic cycle

crisis life cycle

cycle

cycle of operation

diesel cycle

four-cycle / four-stroke

intelligence cycle

launch cycle

life cycle

life cycle cost (LCC)