大直径钢管
large diameter long acrossed-river water supply pipe
Big diameter pipe
Heavy-caliber
Large-sized steel tube
大直径管桩
large diameter spun piles
large-diameter pipe pile
混凝土大直径管桩
large－ diameter concrete cylinder pile
预应力混凝土大直径管桩
Large-diameter Prestressed Concrete Pipe Pile
插入式大直径钢圆筒
sink-in large diameter steel cylinders
超长大直径桩
super-long large diameter pile
Super-long and large diameter boring pile
extra-long and large diameter
super long-large diameter pile
大口径钢管桩
big diameter steel pipe pile
大直径钢绞线
larger-diameter steel wire strand
large diameter steel strand
大直径钢筋混凝土钻孔灌注桩
large-diameter reinforced concrete bored pile
大直径管板
Large diameter tube plate
大直径径向渗透率仪
full diameter radial permeameter
大直径直缝焊管
Large－ sized straight weld pips
large-diameter butt welded pipe
large diameter longitudinal welded pipe
Large-sized straight welded tube