发布时间:2025-01-31 21:58:20
【答案】:A
根据《建筑内部装修设计防火规范》(GB 50222—2017)第4.0.9条规定,消防水泵房、机械加压送风排烟机房、固定灭火系统钢瓶间、配电室、变压器室、发电机房、储油间、通风和空调机房等,其内部所有装修均应采用A级装修材料。
罐体采用国标碳钢板材制作6毫米厚筒体及封头 这句话中6毫米指的是下料厚度还是成型厚度望专业人士解
2025-01-31 21:58:20 2025-01-31 21:58:20客厅沙发顶上我装修的时候用玻璃胶粘了4块茶色玻璃时间久了玻璃胶会不会失效
2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20 2025-01-31 21:58:20