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
maintain mastery in the air
maintain a bridgehead
maintain a secure environment
maintain readiness
Hold means maintain the last good value received
blasting explosive (normal-, high-, low strength)
normal alert
normal fire trench
normal aerodynamic force
normal fare
normal pressure drag
normal propeller state