пружина торсіонного валу
bar (medal bar)
tow bar (tow-bar)
angle of torsion
wing torsion box
torsion box stabilizer
torsion box structure
torsion box wing
torsion shaft
torsion vibrations
torsion failure
torsion(al) test
belt feed pawl spring / belt-feed pawl spring
belt feed lever pivot spring / belt-feed lever pivot spring
bar scale
bomber aviation regiment (BAR)
steel bar
gripper bar
gripper bar chain
rigid tow bar
tow bar brake
tow bar model
tow bar surge brake
elevating bar
action bar
cell-connecting bar
charge bar
coupling bar
cranking bar
cross bar-shot
draw-bar
friction bar
cross bar light