підтримувати діючий режим артилерійського вогню
maintain the momentum (of the advance)
maintain
maintain the order
maintain lines
maintain defense
maintain а command
maintain security
maintain obstacles
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 order
maintain resistance
maintain roads
blasting explosive (normal-, high-, low strength)
normal alert
normal fire trench
normal aerodynamic force
normal fare
normal pressure drag
normal propeller state
normal rate
normal shock wave
normal stress
normal landing weight
normal take-off