钢筋混凝土涵管 meaning in English
rccp
Examples
- Standard specification for nonreinforced concrete specified strength culvert , storm drain , and sewer pipe metric
规定强度的无钢筋混凝土涵管雨水管和污水管 - Standard specification for nonreinforced concrete specified strength culvert , storm drain , and sewer pipe
规定强度的无钢筋混凝土涵管雨水管和污水管的标准规范