рубіж радіолокаційного виявлення
sit on the fence / be on the fence (in the Ukraine war)
surveillance, high- and low-altitude surveillance
surveillance, under surveillance
barbed wire fence
clear a fence
double apron fence
double concertina fence
double-apron fence
electric fence
fence wire
Lapland fence
single concertina fence
single strand fence
sit on the fence
trestle apron fence
triple concertina fence
wing fence
knock-down fence
blast fence
break-down fence
fence
jagged picket fence
wire fence
radar picket fence
apron fence
straddle the fence
air surveillance
air surveillance means
airborne surveillance device
air-ground surveillance capability (AGS)
Alliance Ground Surveillance (AGS)
Alliance Ground Surveillance Steering Committee