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| English | Russian |
| conduct an isotope analysis | осуществить изотопный анализ (Their work involved making high-tech scans and conducting a lead isotope analysis of the buckles to determine their composition, as well as three-dimensional scans to see how closely-related the four buckles really were to one another.  vice.com ART Vancouver) |
| isotope-ratio analysis | Анализ соотношения изотопов (OKoval) |