(технічний) засіб спостереження
seeing coverage
seeing eye device
navigational aid (NAVAIDs); aid to navigation (ATON)
junction aid (obstruction aid)
obstruction aid (junction aid)
aid agency
aid man section
aid station
aid to navigation (ATON)
aid worker
battalion aid station (BAS)
buddy aid
comprehensive aid
disaster aid / relief
emergency aid
first aid facility
first aid kit
first-aid skills
food aid
humanitarian aid / assistance (HA)
individual first-aid kit (IFAK)
invisible light aid
light aid detachment (LAD)
medical aid post
medical aid-man
medical self- and buddy-aid
night fighting aid
provision of aid
regimental aid post (RAP)
self-aid and buddy care
short distance navigational aid
unit aid post (UAP)