навігаційна ситуація
navigational aid (NAVAIDs); aid to navigation (ATON)
navigational chart
navigational grid
short distance navigational aid
navigational system
Doppler-inertial guidance navigational and attack system
air navigational chart (map)
air navigational instrument
radio navigational aids
air situation
air situation data
air situation data exchange (ASDE)
appreciation of the situation
assessments of the situation
commander's estimate of the situation
crisis situation monitoring
current situation
general situation
geopolitical situation
initial situation
logistical situation
mine situation
NBC situation
nontactical situation
operational situation
operational situation report
political-military situation
public communication in crisis situation
security situation
situation
situation assessment
Situation Centre (SITCEN, NATO HQ)