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| защитная среда: 72 phrases in 21 subjects |
| Automobiles | 1 |
| Caspian | 1 |
| Construction | 4 |
| Cosmetics and cosmetology | 1 |
| Electronics | 2 |
| Energy industry | 3 |
| Food industry | 1 |
| General | 1 |
| Makarov | 1 |
| Mass media | 1 |
| Materials science | 1 |
| Metallurgy | 14 |
| Military | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 4 |
| Pipelines | 4 |
| Sakhalin | 1 |
| Sakhalin R | 2 |
| Technology | 10 |
| Tengiz | 7 |
| Welding | 10 |