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частей на миллиард
| по массе
| частей на миллиард | |
| abbr. | ng/g |
| biol. | parts per billion |
| el.chem. | parts per billion |
| med. | parts per billion |
| mil. avia. | parts per billion |
| by weight <-> по массе | |
| lat. | pondere |
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| ng/g (schyzomaniac) | |||
| parts per billion (1 10-9; 1 10-7%) | |||
| parts per billion | |||
| ppb (parts per billion) | |||
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| parts per billion | |||
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| parts per billion | |||
| Russian thesaurus | |||
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| Ч. Н. Б. | |||
| частей на миллиард: 13 phrases in 5 subjects |
| Ecology | 4 |
| General | 1 |
| Oil / petroleum | 1 |
| Scientific | 1 |
| Technology | 6 |