radio-relay extension line

line-of-sight radio-relay system

line-of-sight microwave radio relay system

line-of-sight radio relay link

command artillery radio relay company

command radio relay and cable company

radio relay

radio relay facilities

radio relay station

radio-relay communication

aerial radio relay

radio relay drone

tactical communications radio relay drone

radio relay and field cable interconnection point

radio relay cable network

radio relay operator

radio relay set

radio relay switching central

radio-relay and carrier operator

radio-relay battalion

radio-relay station

radio-relay system

deployment line; line of deployment (LD); line of departure

barrel extension

extension of military service term

trunnion extension

extension for butt stock

flank extension beyond enveloping force

airstairs extension

extension

extension flap

flap extension

landing gear extension