 |
| |||
| signal device | |||
| сигнализирующий прибор: 8 phrases in 7 subjects |
| Drilling | 1 |
| Firefighting and fire-control systems | 2 |
| Forestry | 1 |
| Information security and data protection | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
| Security systems | 1 |
|
| |||
| signal device | |||
| сигнализирующий прибор: 8 phrases in 7 subjects |
| Drilling | 1 |
| Firefighting and fire-control systems | 2 |
| Forestry | 1 |
| Information security and data protection | 1 |
| Mechanic engineering | 1 |
| Oil / petroleum | 1 |
| Security systems | 1 |