This proves that the one-dimensional trajectory amendments mode of ground radar surveillance and progroud fire-control center control is entirely feasible and can achieve low-cost and miniaturization.

And the design of household door special requirements must fire door, such as fire control center, archives room, warehouse and other valuables, usually choose a or B fire door.

Security department immediately organized security guards, define the alert level as explosive or explosives for the center to control the scene, floor district can closed the fire doors;