That is why the big specific surface area appears in the charred layer, which will also absorb smoke and flammability objects.

 
  • 并且燃燒后的炭層內部孔洞表面吸附著(zhù)大量的A12O3微粒,增加了樹(shù)脂的比表面積,可以吸附燃燒所生成的可燃物和煙霧,從而達到阻燃和抑煙的效果。
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