постріл для перевірки лінії прицілювання
zero-zero landing
zero-zero weather
canister shot (case-shot)
fall of shot calibration (fall-of-shot calibration)
fire shot for shot
shot for shot
shot gun rider / shot gunner rider
battlesight zero (BZO)
ground zero (GZ)
vision nil (zero)
zero elevation
zero in on
zero tolerance
zero visibility
zero zone
zero-in
zero dark thirty
zero lead homing
actual zero of sight
zero degree angle
zero in
zero in on intelligence assets
zero mark
zero recoil
under zero angle of incidence
Far-Zero
have zero intelligence-related experience
zero mark of gas regulator
zero indicator
inferred zero
inferred-zero instrument
absolute zero