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钻规
wind. drill gauge
tech. drill gage; drill gauge
钻规
: 90 phrases in 14 subjects
Aviation3
Bridge construction2
Business1
Drilling5
Earth sciences4
Engineering geology1
Exhibitions1
Explosives and Explosive Ordnance Disposal1
Mechanic engineering1
Mechanics3
Metallurgy2
Oil / petroleum17
Shipbuilding1
Technology48