Common area maintenance的意思|示意

Loop network was adopted as common fire-water supplying line for buildings in the terminal area, and this could improve the safety of fire water supply and easy to maintenance.

为了减少室外管网的数量 ，便于日后的维护管理 ，提高消防供水的安全性 ，航站楼区域的消防管网设计为环状的共用消防供水管网。

Repairing and maintenance of common area electricity supply system, lighting, filter of air-condition and ventilation system.

公用配电装置、电源照明、空调滤网及排风装置等常规的维护及维修。