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protective device : 37 phrases in 15 subjects |
| Automated equipment | 1 |
| Construction | 1 |
| Electric machinery | 2 |
| Electrical engineering | 2 |
| Electricity generation | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Environment | 1 |
| General | 2 |
| Industry | 2 |
| Labor law | 6 |
| Medical | 1 |
| Nuclear physics | 3 |
| Technology | 1 |
| Transport | 12 |