rectangle steel

• 矩形截面钢板,矩形钢

rectangle steel的用法和样例：

例句

1. The research results show that prestressed concrete-filled steel box beams have a good flexural behavior to have a vast application prospect.
   研究表明，预应力矩形钢箱混凝土梁具有良好的弯曲性能，有广阔的工程应用前景。