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钻柄 zuànbǐng
gen. bitstock
oil drillstock
space stock
tech. bit stock; drill shank; drill stock
钻柄: 90 phrases in 15 subjects
Agriculture1
Architecture4
Automobiles4
Aviation3
Computer numerical control1
Construction2
Drilling3
Engineering geology1
General4
Management1
Measuring instruments2
Mechanics1
Metallurgy1
Technology60
Wind Energy2