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to phrases
钻柱 zuànzhùstresses
gen. буровой столб
tech. бурильная колонна
钻柱从方钻杆至钻头 zuànzhù
dril. бурильная колонна
钻柱: 98 phrases in 9 subjects
Drilling28
Electronics5
General32
Geology3
Mining2
Oil / petroleum6
Oil and gas1
Oilfields1
Technology20