державні випробування
For Official Use Only (FOUO)
official document
official record
official Secrets Act
official travel
veteran intelligence official
intelligence officer under official cover
7.62×51mm NATO (official nomenclature 7.62 NATO)
ranking official
high-ranking foreign official
high-ranking military official
absence without official leave (AWOL)
no official Betaflight target was found
official
Official releases
psychological testing
hardware redundancy testing
barrel-testing rod
block testing stand
hydraulic testing equipment
incremental proof testing
bench testing program
bond testing
fatigue testing machine
fault testing
friction testing
functional testing
high-stress testing
impact testing
in-service testing
loads testing
marginal testing