зондування верхніх шарів атмосфери
sounding rocket
balloon sounding
atmosphere sounding
rawin sounding
rocket sounding
rocket sounding network
wind-velocity sounding
space sounding
echo sounding
sounding signal frequencies at C and X bands
sounding
upper air fallout
upper-air layer
upper air
upper air observation
upper air route
upper-air density
upper-air weather chart
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