梁板耦合结构
girder-plate coupled structure
汽车大梁板
car beam plate
automobile beam steel
Plate for automobile girder
automobile frame steel plate
beam steel plate for automobile
steel plates and sheets for automobile frames
双向钢－混凝土组合梁板
two-way steel-concrete composite slab-on-girder sy
现浇钢筋混凝土梁板
cast in situ reinforced concrete beam and floor
预应力混凝土梁板
prestressed concrete baems and slabs