випадкова погрішність; випадкова похибка
error of the rifle (error of the rifle)
random sampling
random shooter
random inspection
random test
random failure
random access
random bullet
random exercise
random mixed alphabet
random numbering
random orbit satellite
random plan
random shot
fire at random
pseudo-random sequence (PRS)
circular error probable (CEP)
compass error
delivery error
impact error
sight alignment error
target location error (TLE)
probable error in range (PER)
lead angle error
apparent error
image height error
index error
individual compass error
deflection error
determinate error
velocity error transfer
error