ground level emission
емісія на рівні землі
емісія на рівні землі
battle-ground / battle ground / battleground
Ground Observer 12 (GO 12 Ground Surveillance Radar, нім. Bodenüberwachungsradar)
vantage ground / vantage-ground
ground-to-ground guided missile
light amplification by stimulated emission of radiation (laser)
Microwave Amplification by Stimulated Emission of Radiation (maser)