concrete culvert meaning in English

混凝土涵洞

Standard specification for reinforced concrete culvert , storm drain , and sewer pipe
钢筋混凝土制下水道雨水管和物水管的标准规范
Standard specification for reinforced concrete culvert , storm drain , and sewer pipe metric
钢筋混凝土制涵管雨水管和污水管的标准规范米制
Standard practice for least cost life cycle analysis of concrete culvert , storm sewer , and sanitary sewer systems
混凝土涵洞,雨水沟,排污沟系统的最低成本