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трубные изделия нефтепромыслового сортамента stresses
O&G	oilfield casing and tubular goods (MichaelBurov); pipe and tube products used in petroleum industry (MichaelBurov)
O&G, oilfield.	OCTG (сокр. от "oil country tubular goods" Alex_Odeychuk); oil country tubular goods (Alex_Odeychuk)
O&G, sakh.	oilfield tubular goods; oilfield tubulars

трубные изделия нефтепромыслового сортамента: 2 phrases in 1 subject

Oil / petroleum

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