оптичний прилад
instrument takeoff / instrument take-off
visual plotting instrument
beyond visual range / beyond-visual-range (BVR)
automated integrated survey instrument (AISI)
board instrument
radiac (instrument)
sighting instrument
survey instrument
instrument criticality
instrument air intake line
altazimuth instrument
angular instrument
counting instrument
driver's instrument panel
fire-control instrument (FCI)
instrument bench truck
instrument cluster
instrument light
instrument panel light
instrument panel support
instrument repair truck
instrument repairer
inferred-zero instrument
instrument oil
non-instrument runway
instrument approach
instrument approach chart
instrument calibration
instrument certificate
instrument flight
instrument flight rules (IFR)
instrument flight rules operation