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| Russian | English |
| пласт, способный выдерживать нагрузку | competent bed (refers to bed which maintains its thickness when subjected to stress even though it undergoes bending: as opposed to incompetent beds, which flow and thus become thicker and thinner at certain points) |
| способный к обмену | exchangeable (напр., об ионе) |
| способный к обмену ион | exchangeable ion |
| способный к обмену катион | exchangeable cation |