钢筒混凝土管 meaning in English
prestressed concrete cylinder pipe
Examples
- Prestressed concrete cylinder pipe
预应力钢筒混凝土管 - Specification for structural design of buried prestressed concrete pipeline of water supply and sewerage engineering
给水排水工程埋地管芯缠丝预应力混凝土管和预应力钢筒混凝土管管道结构设计规程