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| English thesaurus | |||
| |||
| PST | |||
| Preliminary Safety: 21 phrases in 10 subjects |
| Applied mathematics | 1 |
| Aviation | 1 |
| Electrical engineering | 1 |
| Electronics | 1 |
| Energy industry | 9 |
| Military | 1 |
| Nuclear and fusion power | 1 |
| Pharmacology | 1 |
| Technology | 4 |
| Weapons of mass destruction | 1 |