The structural material that steel mixes structural residence is a ferroconcrete, namely aggregate of reinforcing steel bar, cement, degree of finish (clastic rock) , water the mixture body that wait.

 
  • 钢混结构住宅的结构材料是钢筋混凝土,即钢筋、水泥、粗细骨料(碎石)、水等的混合体。
今日热词
目录 附录 查词历史