(розвідувальний) дрон для спостереження за районом бойових дій
battlefield surveillance
battlefield surveillance radar (BFSR)
ground-based battlefield surveillance radar station
armored battlefield surveillance
battlefield reconnaissance drone
surveillance, high- and low-altitude surveillance
surveillance, under surveillance
jet-propelled surveillance drone
drone aerial surveillance
drone surveillance aircraft
target surveillance drone
surveillance drone
advanced surveillance drone
air surveillance drone
air surveillance drone system
airborne surveillance drone
Army/Navy universal surveillance drone
combat surveillance drone
surveillance drone system
TV-surveillance drone
battlefield
battlefield atomic weapon
battlefield coordination (BC)
battlefield coordination detachment (BCD)
battlefield dispersion/ dispersal
battlefield environment
battlefield information collection and exploitation system
battlefield information control system
battlefield interoperability
Battlefield Management System (BMS)
battlefield missile
battlefield mobility