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control instrument : 40 phrases in 16 subjects |
| Astronomy | 1 |
| Automated equipment | 1 |
| Automobiles | 1 |
| Commerce | 1 |
| Construction | 1 |
| Electronics | 2 |
| General | 4 |
| Industry | 2 |
| Information technology | 2 |
| Law | 1 |
| Measuring instruments | 6 |
| Mechanic engineering | 1 |
| Optics branch of physics | 8 |
| Patents | 4 |
| Technology | 3 |
| Transport | 2 |