rearward friendly lines passage

passage of rearward lines

rearward passage of lines (RPOL)

forward friendly lines passage

passage through friendly lines

rearward passage

rearward passage of the covering force

friendly lines

fire through gaps in the friendly lines

fire within friendly lines

gaps in the friendly lines

passage of forward lines

forward passage of lines (FPOL)

effect the passage of lines

passage of lines

exterior lines (див. interior lines)

interior lines (див. exterior lines)

rearward

rearward communication

rearward movement

extreme rearward position

rearward retracting landing gear

essential elements of friendly information (EEFI)

friendly

friendly aircraft

friendly fire

friendly force information requirements (FFIR)

friendly forces

friendly protector

friendly support

critical friendly zone (CFZ)

friendly air movement message (FAM)

friendly troops movement artillery support