 |
| drawn tube: 27 phrases in 14 subjects |
| Automated equipment | 2 |
| Bridge construction | 1 |
| Cement | 1 |
| Construction | 3 |
| Electronics | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Pipelines | 4 |
| Polymers | 1 |
| Technology | 4 |
| Textile industry | 2 |
| Transport | 2 |