钢管3PE防腐
steel pipe 3PE coating
steel pipe 3PE processing
预应力高强度砼管桩(PHC管桩)
precast high-strength concrete tubular pile (PHC tubular pile
半封闭钢管桩
semi-closed steel pipe pile
不锈钢防腐针型阀
stainless steel corrosion-resistant needle valve
超高钢管桩支架
Super-high Steel Pipe Pile Falsework
垂直压密注浆钢管桩
vertical steel pipe pile for compressed mortar
大口径超长钢管桩
the large-diameter and extra-long steel pipe pile
大口径钢管桩
big diameter steel pipe pile
大型嵌岩钢管桩码头
large socketed steel pipe pile
大直径钢管桩
large－ diameter steel pipe pile
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