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| рентабельные запасы; экономичные запасы | |||
| промышленные запасы (10-4 Bema); запасы промышленных категорий (10-4 Bema) | |||
| economic reserves: 12 phrases in 7 subjects |
| Electrical engineering | 1 |
| Geology | 1 |
| Military | 2 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Sakhalin | 3 |
| Technology | 1 |