The invention has the advantages of less smoke toxicity, high security and great anti-bending bearing capacity.
本发 明具有材料产烟毒性小，安全性高，且抗弯承载力好的优点。
The fireproof sandwich color steel plate has the advantages of mild toxicity of smoke caused by materials, high safety and good anti-bending bearing capacity.
本实用新型具有材料产烟毒性小，安全性高，且抗弯承载力好的优点。
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