国标钢木甲级防火门结构举例

GMFM-1022-bdk5 A1.50(甲级)-1(主型),厚55

钢木,木门+钢框


先一步了解阻燃技术信息、同行交流,扫一扫关注微信公众号!

Published
Categorized as 测试