підтримувати діючий режим артилерійського вогню
blasting explosive (normal-, high-, low strength)
maintain the momentum (of the advance)
normal alert
normal fire trench
maintain
normal aerodynamic force
normal fare
normal pressure drag
normal propeller state
normal rate
normal shock wave
normal stress
normal landing weight
normal take-off
normal take-off weight
Prandtl relation for normal shock waves
normal flight envelope
acceleration from the normal [tactical) idling speed
normal endurance
maintain the order
maintain lines
maintain defense
maintain а command
maintain security
normal ground training area
maintain obstacles
maintain close contact with the situation
situation normal
maintain control
maintain direction
maintain a command
maintain a connection