由于彩色钢板和芯材岩棉均为非燃烧体，帮其防火性能极佳。

Because both color steel plate and sandwich rockwool are non-combustible, its fireproof property is very good.

youdao

由于彩色钢板和芯材岩棉均为非燃烧体，帮其防火性能极佳。

Because both color steel plate and sandwich rockwool are non-combustible, its fireproof property is very good.

youdao