bilateral observation point

bilateral observation

bilateral observation posts coordinates

observation point / observation post (OP)

bilateral assistance

bilateral infrastructure

bilateral negotiations

bilateral treaty

bilateral relations

bilateral spotting, horizontal base method

bilateral spotting

bilateral air transport agreement

Digest of Bilateral Air Transport Agreement

silicon bilateral bidirectional switch

forward artillery observation point

forward observation point

key observation point

ballistic impact point (BIP) / ground (predicted) impact point (PIP)

target approach point; initial point (IP)

triangulation point (trig point)

objective rally point / objective rallying point

point-to-point communication

point-to-point flight

near-side rally point / near side rally point

far-side rally point / far side rally point

close observation

command-and-observation post

forward observer (FO), forward observation officer; (artillery) observer / spotter

hostile observation

infrared night vision observation device

observation aircraft (O; obsn acft)

observation facilities

observation flight