steel joist

• 钢龙骨

steel joist的用法和样例：

例句

1. A new kind of internal partition wall material is formed with the compound metal-surface gypsum board and light gauge steel frame system.
   金属面石膏板与轻钢龙骨体系结合形成了一种新型内隔墙材料。
2. Anhui Strut channels plant is built in Anhui three core business groups, the province is the first production of light steel keel series of key enterprises.
   安徽轻钢龙骨厂是安徽三建集团的核心企业，是全省首家生产轻钢龙骨系列产品的骨干企业。