 |
| |||
| free from contamination | |||
| не содержащий примеси: 8 phrases in 7 subjects |
| Biotechnology | 1 |
| Electrochemistry | 2 |
| Geophysics | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
| Quality control and standards | 1 |
| Silicate industry | 1 |
|
| |||
| free from contamination | |||
| не содержащий примеси: 8 phrases in 7 subjects |
| Biotechnology | 1 |
| Electrochemistry | 2 |
| Geophysics | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
| Quality control and standards | 1 |
| Silicate industry | 1 |