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| English thesaurus | |||
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| OPS | |||
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On-base : 43 phrases in 19 subjects |
| Coal | 1 |
| Communications | 1 |
| Construction | 3 |
| Cultural studies | 1 |
| Education | 1 |
| Electronics | 1 |
| Foreign trade | 2 |
| General | 10 |
| Information technology | 2 |
| Materials science | 2 |
| Medical | 1 |
| Medical appliances | 1 |
| Metallurgy | 1 |
| Microelectronics | 1 |
| Optics branch of physics | 1 |
| Patents | 1 |
| Taxes | 2 |
| Technology | 6 |
| Transport | 5 |