safety fire line的意思|示意
安全防火沟
safety fire line相关短语
1、 fire resistant safety line 主营产品
2、 fire curtain safety release line 防火幕安全绳亦称
safety fire line相关例句
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。