special surveillance and reconnaissance

surveillance, high- and low-altitude surveillance

intelligence, surveillance, and reconnaissance (ISR)

reconnaissance and surveillance assets

reconnaissance and surveillance missions

reconnaissance, surveillance, and target acquisition (RSTA)

surveillance and reconnaissance

intelligence, surveillance, target acquisition, and reconnaissance (ISTAR)

reconnaissance and surveillance line

reconnaissance and surveillance platoon

reconnaissance and surveillance satellite

aerial surveillance and reconnaissance plan

intelligence, surveillance and reconnaissance - unmanned ground sensor

reconnaissance electronic warfare, special operations and naval intelligence processing system

surveillance, under surveillance

command, control, computers, communication, intelligence, surveillance, reconnaissance (C4ISR)

special reconnaissance (SR)

naval special operations reconnaissance facility

Special Air Service regiment operations-reconnaissance centre

special reconnaissance company

counter reconnaissance / counter-reconnaissance

observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)

chemical, biological, radiological and nuclear surveillance

high- and low-altitude surveillance

joint surveillance and targeting attack radar system (JSTARS)

surveillance and attack system

Unmanned Carrier Launched Airborne Surveillance and Strike System (UCLASS)

surveillance and target acquisition plan (STAP)

acquisition and surveillance radar

Base Expeditionary Targeting and Surveillance Systems - Combined

communication, navigation and surveillance

observation and surveillance aircraft

aerial surveillance and acquisition