大直径内螺纹铣削加工
large diameter internal thread milling
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
表面最大直径
The greatest surface diameter
插入式大直径钢圆筒
sink-in large diameter steel cylinders
插入式大直径圆柱壳结构
thin-walled embedded large-diameter cylindrical shell structure
超长大直径群桩
extra long and large diameter pile groups
extra-long large-diameter piles group
extra-long large diameter pile group
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
超长大直径钻孔灌注
super long-large diameter bored pile
extra-long and large drilling pouring
超长大直径钻孔灌注桩
super long-large diameter bored pile
超大直径顶管
super large diameter pipe jacking
超大直径盾构
shield machine with super-large diameter
super large diameter TBM
超大直径工程井
Super-large Diameter Project Well
超大直径泥水盾构
super-large diameter slurry shield
超大直径泥水平衡式盾构机
super-diameter slurry-pressure-balance TBM
超大直径深基坑
super large diameter deep foundation pit
超大直径深竖井
large diameter deep shaft