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| English | Russian |
| advance of the oil-water contact | продвижение водонефтяного контакта (ABelonogov) |
| oil-water contact | линия определения обводнённости нефти (In most situations in the hydrocarbon industry the term is qualified as being an oil-water contact (abbreviated to "OWC") or a gas-water contact ("GWC"). Often there is also a gas-oil contact ("GOC"). WAD Alexander Demidov) |