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。

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In May, for instance, Veseth took a daylong fire line safety refresher course before she was deployed to fight blazes in Arizona and Colorado earlier this year.

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