перевірка біографічних даних особового складу
background information
background noise
background check
universal background checks
background radiation
background sound pressure level
natural background radiation
final background sound pressure level
background
background count
background counting rate
background map
personal background
cluttered background
Galactic Radiation and Background (GRAB)
Blink background
Federal Bureau of Investigation (FBI)
International Independent Investigation Commission - Lebanon (UNIIIC)
investigation and intelligence unit (law enforcement)
US Army Criminal Investigation Command
systematic investigation
targeted investigation
accident investigation
Accident Investigation and Prevention Section
accident investigation authority
accident investigation division
crash investigation procedure
safety investigation
safety investigation board
field investigation
air accident investigation
incident investigation