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| 分光器: 92 phrases in 15 subjects |
| Astronautics | 1 |
| Cables and cable production | 2 |
| Electronics | 6 |
| General | 20 |
| Household appliances | 1 |
| Lasers | 1 |
| Medical | 1 |
| Metallurgy | 1 |
| Military | 2 |
| Oil processing plants | 3 |
| Photography | 2 |
| Physics | 2 |
| Polygraphy | 1 |
| Radio | 4 |
| Technology | 45 |
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