подвійна мішень, що ковзає по рамі
double-double wargame
double-tap strike / double tap strike
pressure tight sliding door
bulkhead sliding
crank-sliding block
declutch sliding clutch
vertical sliding breech-block system
horizontal sliding wedge breechblock
horizontal sliding wedge-type breech
sliding bearing
sliding cylinder
sliding window
cargo cabin sliding door
sliding canopy
sliding door
sliding flow
sliding motion of a liquid
sliding valve
sliding hatch
sliding slat
sliding scale
target scattering crossover / target scattering cross-section / electronic target profile
double apron fence
double bottom
double bottom space
double concertina fence
double envelopment
double hull
double-apron fence
double consistent fire concentration
double magazine pouch, triple mag pouch
composite-modified double-base propellant