发布时间:2025-01-21 04:47:58
三种,第一种是单层彩钢板,屋面板版型可以采用HV-470B、HV-760、HV-478等等,第二种是单层彩钢板+保温棉+钢丝网,采用这种就是加强了保温,第三种可以是屋面外板+保温棉+屋面内板或者是夹芯板彩钢板。为了节能以及室内采光度,一般在屋面加上采光板,采光板,价格同屋面板价格,大概50元/平方,还可以在屋脊处设计屋面气楼,这样加强室内通风。还有什么不懂,可以加我
hdpe双壁波纹管壁厚,比如说300mm、500mm的管壁厚,能不能给我传个各种型号管壁厚表,急用谢谢了
2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58买了新房子听别人说装修成室内木屋可以冬暖夏凉环保也能达到e1标准有用过的朋友给些建议吗
2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58 2025-01-21 04:47:58