fire proof

The fire proofing efficiency is closely correlated with the wind speed in the aweather area of the firebreak tree belt.

摘要防火防火能与阻风能密切相关。

Dry powder insulation mortar produced by vitrify micro beads material, have excellent insulation and fire proof heat resistant properties, never crack whith high strength.

玻化微珠材料生产干粉保温砂浆。具有良保温隔热能和防火耐热抗老化能，不空鼓开裂。