випуск бортового трапа
airstairs
built-in airstairs
entrance airstairs
self-contained airstairs
barrel extension
extension of military service term
trunnion extension
extension for butt stock
flank extension beyond enveloping force
extension
extension flap
flap extension
landing gear extension
leading edge extension
shaft end extension
trailing edge extension
wing dogtooth extension
extension assembly
advanced extension course
extension of reflected signal
Service Extension Act
slat extension
radio-relay extension line