美国生产一种主要由焊接钢丝立体构架和聚氨酯或膨胀聚苯乙烯泡沫芯层构成的复合墙板。这种复合墙板可以应用于各种钢筋混凝土结构,如隔音墙,挡土墙,拱肩镶墙,商业建筑,工业仓库和其它类似结构。不过,这种复合墙板的主要应用还是住宅建筑,主要用作墙体、地板和屋面。使用这种复合墙板建造的房屋 The United States produces a composite wallboard consisting mainly of a welded steel wire three-dimensional framework and a polyurethane or expanded polystyrene foam core. The composite wallboard can be applied to various reinforced concrete structures such as soundproof walls, retaining walls, spandrels, commercial buildings, industrial warehouses and other similar structures. However, the main application of this kind of composite wallboard is still residential buildings, mainly used as walls, floors and roofing. Houses built using this composite wallboard