prestressed concrete girder bridge
短语词组
- curved prestressed concrete girder bridge 预应力曲线梁桥
- prestressed concrete continuous girder bridge 预应力混凝土连续梁桥
- prestressed concrete plate girder bridge 低高度预应力混凝土板梁
- prestressed concrete box girder bridge 预应力混凝土箱梁桥 返回 prestressed concrete girder bridge