hydraulic drill rig 液压钻机 ; 液压钻车
dual drill rig 双筒钻机 ; 双筒井钻机
drifter drill rig 架式凿岩机台车
truck-mounted drill rig 钻车 ; [机] 车装钻机
open air drill rig 露天钻机
multiple drill rig 多机式钻车
semisubmersible drill rig 半潜式钻探设备
Engineers feared the pipe may have been damaged after the Deepwater Horizon drill rig exploded and sank in April, killing 11 workers on the rig.
工程人员担心,当深水地平线钻井平台4月爆炸并下沉以后,这一管道可能受损,这次事故夺取了平台上十一名工作人员的生命。
No other drill rig in this class is so light and portable.
在同级别产品中没有任何钻机能与它一样体轻、便携。
GCF-20A reverse circulation percussive rotary drill rig is a multi function drill rig with percussive drilling as the main means and rotary drilling as supplemented.
0a型冲击-回转反循环工程钻机是以冲击钻进为主、回转钻进为辅的多功能钻机,可适应软、硬岩石等不同地层钻进的要求。
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