...挖、岩石、微型隧道掘进、螺旋钻进、盘形滚刀、顶管 [gap=12400]Key Words: trenchless, rock, micro-tunneling, auger boring, disc cutters, pipe jacking ...
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Basket bit or auger boring 筒钻或螺旋钻钻进
power-auger boring 电动螺钻
shell-and-auger boring 冲击与螺旋钻探
shell and auger boring 砂泵螺钻钻探
dry auger boring method 无循环旋挖工法
continuous flight auger boring 长螺旋钻进
earth boring auger 土钻 ; 探地钻
auger r boring 螺旋钻进
auger rig boring 长螺旋钻孔
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