fire proof

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

摘要防林带的防性能与阻风性能密切相关。

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

玻化微珠产的干粉保温砂浆。具有良的保温隔性能和防抗老化性能，不空鼓开裂。