стежити за станом загороджень
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
reduce obstacles
obstacles in depth
passage of obstacles
maintain the momentum (of the advance)
maintain
maintain the order
maintain lines
maintain defense
maintain а command
maintain security
maintain close contact with the situation
maintain control
maintain direction
maintain a command
maintain a connection
maintain a hold
maintain a patrol
maintain a position
maintain contact
maintain normal fires