спарений кулемет
coaxial
coaxial machine gun
coaxial-rotor helicopter
coaxial rotors
hollow shaft (of lower coaxial shaft)
through shaft (of upper coaxial rotor)
upper and lower coaxial rotors
forward mounting base (FMB)
guard mounting
mounting
mounting area
mounting bracket
mounting camp
mounting kit
mounting phase
fuze mounting for high-explosive action
bipod mount / bipod mounting
rear trunnion mounting
semiflexible trunnion-post mounting
antiaircraft mounting socket
artillery mounting
ball mounting
bipod mounting
cowl mounting bracket
fan mounting bracket
foot mounting
high-angle mounting
fixed mounting
mounting boss
engine (mounting) frame
engine (mounting) framework
fin (mounting) frame