електрична дуга
thermal arc engine / arcjet
arc light
alternative arc of fire
windage arc
wind-gauge arc
arc jet engine
crescent-shaped circular arc aerofoil section
circular arc aerofoil section
flat-convex circular arc aerofoil section
arc welding
arc-shaped aerofoil section
zinc-xenon arc lamp
elevating arc
elevating arc clamp
minute of angle (MOA) / arcminute, minute of arc
arc bridge
arc clinometer
arc of elevation
arc of fire
arc of training
arc sight
arc-shaped magazine
throw an arc of strangulation
arc
cover the arc of fire
sweep the arc of fire
electric baton
electric blasting
electric current
electric fence
electric firing circuit
electric flashlight