constructional material meaning in English

建筑材料
结构材料
组成物质

China constructional materials and industry association put forward the criterion
本标准由中国建材工业协会提出。
As the lightest constructional material , magnesium alloy has high specific strength , high specific stiffness , good magnetic - shielding ability , good damping ability , and good machinability
镁合金是比重最轻的结构材料，具有高的比强度、比刚度和良好的磁屏蔽性、阻尼性、切削加工性等优点。