As a new type constructionalmaterial, sandwich panels are applied in engineering more and more.
作为一种新型建筑材料，夹芯板目前在工程中得到了愈来愈广泛的应用。
2
Concrete is a kind of composition constructionalmaterial, which consists of sandstone, cement and water, etc.
混凝土是由一种复杂的复合建筑材料，主要由砂石、水泥和水等组成。
3
The invention relates to a constructionalmaterial and a production process thereof, namely, a pulverized fuel ash autoclaved block and a manufacturing method thereof.