ground defense
наземна оборона
наземна оборона
battle-ground / battle ground / battleground
Ground Observer 12 (GO 12 Ground Surveillance Radar, нім. Bodenüberwachungsradar)
vantage ground / vantage-ground
ground-to-ground guided missile
ground forces air defense troops
base area defense ground environment
ground-based air defense system
perimeter defense (all-around defense)