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to phrases
钻井架
el.
boring rig
eng.geol.
boring tower
tech.
rig
钻井架:
32 phrases
in 8 subjects
Drilling
11
Earth sciences
1
Engineering geology
2
Explosives and Explosive Ordnance Disposal
1
Mechanics
1
Nautical
1
Oil / petroleum
5
Technology
10
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