automatic fire door 自动防火门
self closing fire door 自动关闭防火门 ; 自动封闭防火门
metal clad fire door 有金属包层的防火门
mine-fire door 矿井防火门
composite fire door 复合防火门
security fire door 安全防火门
swinging fire door 摇摆式防火门
fire door assembly 防火门组合件
rated fire door 防火门
N a door made of noncombustible material, the purpose of which is to prevent a fire from spreading within a building 防火安全门
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