маршрут польоту у верхньому повітряному просторі
off-route (off route)
upper air fallout
upper-air layer
upper air
upper air observation
upper-air density
upper-air sounding
upper-air weather chart
air route
air route forecast
air traffic service route
land-based upper layer (LBUL)
Sea-Based Upper Layer (SBUL)
upper deck
upper layer
upper sideband (USB)
upper glacis plate
adjustable upper sling swivel
upper ball race
upper center crankshaft bearing
upper edge of front sight
upper front crankshaft bearing
upper front plate
upper hemisphere
upper insulator gasket
upper motor lubricant
upper proximity dot (of a gyro gunsight)
upper rear crankshaft bearing
upper sling swivel
upper tank
upper time ring
upper water tank