circular prestressed concrete pole meaning in Chinese
环形预应力混凝土电杆
Examples
- Steel model of circular prestressed concrete pole
环行预应力混凝土电杆钢模 - Circular prestressed concrete pole
环形预应力混凝土电杆 - Circular prestressed concrete pole for overhead contact system of electrified railway
电气化铁道接触网环形预应力混凝土支柱