observer-target / battery-target factor (factor OT/BT)
коефіцієнт віддалення
коефіцієнт віддалення
factor OT/BT (observer-target/battery-target factor)
coefficient of the line component of the observer-target factor
forward observer (FO), forward observation officer; (artillery) observer / spotter
launching battery (missile battery)
battery coolant unit / battery-coolant unit (BCU)
Target, Trigger, Location, Observer, Delivery system, Attack guidance, and Communications (TTLODAC)
United Nations Iran-Iraq Military Observer Group (UNIIMOG)
United Nations Military Observer Group in India and Pakistan (UNMOGIP)
United Nations military observer mission
United Nations Observer Group in Central America (ONUCA)
United Nations Observer Mission in Angola (MONUA)
United Nations Observer Mission in Bougainville (UNOMB)
United Nations Observer Mission in El Salvador (UNOSAL / фр. ONUSAL)