闭口型压型钢板
re-entrant trough profiled steel sheeting
闭口型压型钢板—混凝土组合板
Composite Slabs with Closed Profiled Steel Sheeting
超轻型压型钢板
ultralight profiled steel sheet
压型钢板-混凝土组合板
steel cold-formed deck concrete composite slab
composite slabs with profiled steel sheeting
composite slab with profiled steel sheeting
压型钢板－混凝土组合楼板
composite deck slab
profiled sheet-composite slabs
压型钢板屋面
roll formed sheet steel roof
压型钢板组合梁
composite beams with profiled sheeting
压型钢板组合楼盖
profiled sheet-concrete composite floor