大直径圆筒结构
large diameter cylindrical structure
open large - diameter cylindrical structure
cylindrical structure with large diameter
沉入式大直径圆筒
embedded large diameter cylinder
大圆筒结构
large cylindrical structure
large-diameter cylindrical structure
large cylinder structure
大直径薄壳圆筒结构
large-diameter cylinder shell structure
插入式大直径圆柱壳结构
thin-walled embedded large-diameter cylindrical shell structure
大直径径向渗透率仪
full diameter radial permeameter
大直径圆波浪钢锭
Large-sized corrugated round ingot
大直径圆形工件
cylindrical or circular work piece with bigger dia
大直径圆柱
Cylinder with Large Diameter
大直径圆柱壳
shell cylind er with large diameter
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