змінна висота лінії вогню
height-adjustable seat
Height Above Ellipsoid (HAE); altitude / elevation above the ellipsoid (ellipsoidal height)
line-of-fire height
deployment line; line of deployment (LD); line of departure
slant fire; diagonal fire; oblique fire; fire to the oblique
adjustable legs
adjustable head space feature
adjustable breaker point
adjustable cam
adjustable charge
adjustable choke
adjustable mould
adjustable rear sight
adjustable ring
adjustable screw wrench
adjustable sight
adjustable speed transmission
adjustable trigger pull
adjustable upper sling swivel
adjustable valve
adjustable vane
adjustable
internal adjustable scope
adjustable orifice
adjustable propeller
adjustable stabilizer
adjustable surface
adjustable-area jet
adjustable coupler
adjustable diffuser
adjustable-pitch propeller
adjustable vortex control