outdoor fire hydrant [安全] [建] 室外消火栓 ; 室外消防栓
Outdoor fire hydrant ICS 室外消火栓
outdoor fire water amount 室外消防用水量
outdoor fire-control water-supply system 室外消防给水系统
Outdoor aboveground fire hydrant 室外地上式消火栓
Outdoor finishing fire retardant paint 室外饰面型防火涂料
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