подолання загороджень; подолання перешкод
breaching of obstacles
negotiation of obstacles
timber obstacles
artificial beach obstacles
artificial underwater and beach obstacles
Modified Combined Obstacles Overlay (MCOO)
observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)
staggered obstacles
flanking obstacles
zone of obstacles
installation of obstacles
granite post obstacles
maintain obstacles
reduce obstacles
obstacles in depth
high risk passage
innocent passage
lubricating passage
night passage (naut.)
passage (naut.)
passage of forward lines
passage of rearward lines
passage registration
forward friendly lines passage
forward passage of lines (FPOL)
passage lane
sea-lanes passage
area of passage
blocked-off passage
dispersal of amphibious group on passage
gas passage
return passage