钢筋 (鋼筋) gāngjīn

gāngjīn noun steel reinforcing; a steel reinforcing bar
Domain: Modern Chinese 现代汉语 , Subdomain: Civil Engineering

Contained in

• 钢筋混凝土(鋼筋混凝土) reinforced concrete
• 钢筋水泥(鋼筋水泥) reinforced concrete