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Terms for subject Technology containing parts per billion | all forms | exact matches only | in specified order only
| English | Russian |
| parts per billion by mass | ppb по массе (MichaelBurov) |
| parts per billion volume | частей на миллиард по объёму (MichaelBurov) |
| parts per billion volume | ppbv по объёму (MichaelBurov) |