stepped abutment是什么意思

中文翻译阶形桥台

网络释义

1)stepped abutment,阶形桥台2)step,登桥台阶3)types of bridge abutment,桥台形式4)T-abutment,T形桥台5)U abutment,U形桥台6)splayed abutment,翼形桥台