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| English | Russian |
| ring-and-ball softening point | температура размягчения по методу кольца и шара (The ring-and-ball softening point is defined as the temperature at which a disk of the sample held within a horizontal ring is forced downward a distance of 1 in. (25.4 mm) under the weight of a steel ball as the sample is heated at a prescribed rate in a water or glycerol bath. Miyer) |
| softening of lead | рафинация свинца |
| softening range | диапазон размягчения полимера |
| water softening agent | средство для смягчения воды (Irina Verbitskaya) |
| water softening agent | вещество для смягчения воды (Irina Verbitskaya) |