контрольний політ
check-out flight
spot check (spot- check)
firearm check in/out
check-out operation
check-out tests
check out
flight check
check flight
check flight maintenance
functional check flight (after repair)
wait out / wait-out
out-of-sight flight
flight restriction zone / flight restricted zone (FRZ)
check sweeping
function check
maintenance check
radio check
routine check
security check
vehicle check-point
fleet operational readiness accuracy check sites (FORACS)
loalty check
NATO Naval Forces Sensors and Weapons Accuracy Check Sites
pre-combat check (PCC)
pre-execution check (inspection)
cross-check procedure (CCP)
rammer check lever
background check
ball check valve
brake vacuum check valve
check adjusting range
check fire