| 摘要 |
A building panel formed with a framework of metal channels has a pressed fiberglass panel attached to one surface. A metal mesh over the fiberglass is secured to the framework by screws which pass through the mesh and fiberglass and into the channels. A layer of a mixture of portland cement, expanded polystyrene beads, and water is applied over the metal mesh and a fiberglass mesh is embedded in the layer mear its outer surface. A coating is applied to the layer, the coating being a mixture of portland cement, aggregate, and water.
|
