fire proof partition耐火隔板
fire resisting partition[建] 耐火隔墙
fire rated partition耐火隔板
fire prevention partition防火分区
fire interrupter partition防火隔墙
fire protection partition火灾安全隔离
Wall & Fire Rated Partition防火墙
fire-resisting partition耐火隔墙
fire-retarding partition防火隔壁