крутизна нарізки
rifling
rifling grooves
rifling grooves configuration
rifling imprints
button-rifling
driving side of the rifling
gripping of projectile by rifling
blind angle / dead angle
aiming angle
angle of approach
angle of bank
angle of dive
angle of elevation (A/E)
angle of extreme range
angle of fall
angle of fire
angle of impact
angle of site (A/S)
angle of sweep
approach angle
bearing grid angle
breakover angle
complementary angle of site
depart angle
glide angle
grid magnetic angle
high vertical inclination angle
high-angle fire
hour angle
low-angle fire
range angle
subtended angle