The phrase "angle of fire" is correct and usable in written English.
It is typically used in military or tactical contexts to describe the direction or position from which a weapon is fired.
Example: "The soldiers adjusted their positions to optimize the angle of fire for maximum effectiveness against the enemy."
Alternatives: "line of fire" or "firing angle".
He said sifting through forensic evidence was time-consuming but was necessary to resolve questions about where Officer Lora was when he fired each shot and about the angle of fire, matters that could be critical in a criminal trial.
An odd angle of fire rendered the French cannons even less effective at close range than they had been from a distance of 2,500 meters, and half their ammunition was spent before noon.
To decide where to place the rifles, where to place the small arms, who's going to use which weapon and what the angle of fire should be .The middle-class districts of Caracas are sandwiched between slums at the eastern and western ends of the valley.
This allowed for a wider angle of fire on the broadside, as all 10 guns could fire on a large area.
Cannon vary in caliber, range, mobility, rate of fire, angle of fire, and firepower; different forms of cannon combine and balance these attributes in varying degrees, depending on their intended use on the battlefield.
Each fort had a slightly different design, but as a group they shared common features, with the fortification formed around a number of compact lobes, often in a quatrefoil or trefoil shape, designed to give the guns a 360 degree angle of fire.
Thus, unlike in the case of thalamic coupling to cortical slow oscillations, the mean angles of firing with respect to spindles were significantly different between neuron groups (BZ, 161.8 ± 7.4°; CZ, 140.1 ± 7.0°; P < 0.05, Watson-Williams F-test).
As the angle of the fire door is decreased, experimental data of the inflowing air quantity and the pressure difference between the vestibule and the supply room are obtained with the angle of the damper's wing.
West Gate was an innovative piece of defensive design in this regard, forming a powerful battery, carefully designed to have a wide angle of covering fire.
Despite the impact of Graham Onions, England want Sidebottom back in the fold, provided he is fully fit and firing, because he offers a different angle of attack.
Spirit turned its heat shield toward the angle of attack, a parachute opened, the heat shield was jettisoned, retrorockets fired -- and then it was on Mars.
