自浮式钢导管架
self-floating steel jacket
方钢管-钢骨高强混凝土柱
square steel tube column filled with steel reinforced high strength concrete
钢管-GFRP管-混凝土柱
steel-GFRP-concrete column
钢管钢骨混凝土
steel tube filled with steel-reinforced concrete
钢管－钢骨混凝土柱
circular steel tube composite short column filled
钢管钢筋混凝土柱
reinforced concrete columns covered with steel tub
钢管制造企业
steel pipes manufacture enterprises
steel pipe manufacturer
钢桁架-钢管混凝土柱节点
steel truss-CFST column joint