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fire retardancy
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fire retardancy
Encyclopedia
工学
阻燃
释
fire retardancy
阻燃
采用合适的化学物质(添加阻燃剂)或合成方法,(引入阻燃结构单元)从本质上改变可燃材料的热物理和化学性质而使其成为火灾的惰性材料,或者为可燃材料基体提供安全有效的防火隔热保护层,从而延缓、抑制可燃材料燃烧、火蔓延,减少燃烧出现概率的一系列方法和技术。
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wooden carvings of the Han Dynasty
wooden clappers
wooden club in opera
wooden door and window production equipment
wooden drum
wooden drum dance
wooden drum of Va nationality
wooden figurines of Pan Yunzhi's Tomb
wooden furniture
wooden hoe
Wooden Maps of Qin State from Fangmatan
Wooden Model of a Screen Carved with Designs from a Chu Tomb at Jiangling
wooden opera carvings of the residences in Ding Village
wooden opera new year pictures of Taiwan
wooden opera new year pictures of Tantou Town
wooden ox
Wooden Panel of Hesy-re
wooden plough
wooden pole house
wooden revetment
wooden screen paintings and wooden slips paintings of Han Dynasty
wooden screen with opera engravings at the theatre of the Hall of Numinous Response of Xianyou County
wooden ship
Wooden Slip of Wangzhangzhaoshuling from Wuwei
Wooden Slips from Dongshan Han Tomb in Taiyuan
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