价格:0.00/件
品牌:恒力
供应:10000件
类型:防火阀设备名称:防火阀 防火调节阀 排烟阀 排烟防火阀材质:铝合金用途:安装在有消防要求的通风、空调系统管道上规格:200--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------