composite box-girder
短语词组
- composite continuous box -girder 组合连续箱梁桥
- concrete composite continuous box -girder pc组合连续箱梁
- PC composite continuous box -girder PC组合连续箱梁
- composite box -girder bridge 组合箱梁桥
- pc composite box -girder pc组合箱梁
- prestressed concrete composite box -girder pc组合箱梁 返回 composite box-girder